What are they pointing at?

They come from different nations and share different philosophies, but when it comes to getting their points across, most world leaders use the same familiar gesture.

Vice President Joe Biden during President Obama's "Moving America Forward" rally on Oct. 31, 2010, in Cleveland, Ohio.

Pictures: Joe Biden

Venezuela's President Hugo Chavez, left, and Luiz Inacio Lula da Silva, then-President of Brazil, chat during the inauguration ceremony for the construction of a joint refinery project set up by the two countires on Dec. 15, 2005, in Recife, Brazil.

Former Alaska Gov. Sarah Palin during a Republican National Committee rally on Oct. 16, 2010, in Anaheim, Calif.

Pictures: Sarah Palin

French President Nicolas Sarkozy speaks to other leaders before an official photo at the G8 summit, on July 8, 2008, in Toyako on Japan's northern island of Hokkaido. From right are: Italian Prime Minister Silvio Berlusconi, then-Japanese Prime Minister Yasuo Fukuda, Russian President Dmitry Anatolyevich Medvedev, Canadian Prime Minister Stephen Harper, then-British Prime Minister Gordon Brown, and then-President George W. Bush.

President Barack Obama directs attention to daughter Sasha's shoes as they walk towards the White House on March 23, 2011, in Washington.

Russian President Dmitry Medvedev speaks during a press conference at the G8 summit in Deauville, France, May 27, 2011.

Former Treasury Secretary Henry Paulson at a press conference during the China-U.S. Strategic Economic Dialogue on Dec. 15, 2006, in Beijing.

The Dalai Lama and then-President George W. Bush look up at the Capitol Rotunda during the Congressional Gold Medal ceremony in The Dalai Lama's honor on Capitol Hill in Washington, Oct. 17, 2007.

Then-vice president Dick Cheney listens as his Democratic challenger, Sen. John Edwards (unseen), speaks during their vice-presidential debate on Oct. 5, 2004, at Case Western Reserve University in Cleveland, Ohio.

Russian Prime Minister Vladimir Putin and then-President George W. Bush embrace as first lady Laura Bush gestures at them on Aug. 8, 2008, in Beijing.

Russian Prime Minister Vladimir Putin during an interview with French media outlets Agence France-Presse and France 2 television in Sochi, Russia, on June 7, 2010.

Sen. John McCain arrives for the Republican National Convention at Minneapolis-St.Paul International airport on Sept. 3, 2008, in Minneapolis.

German Chancellor Angela Merkel chats with Palestinian Premier Mahmud Abbas after a joint press conference at the chancellery in Berlin, on May 5, 2011.

Then-Democratic presidential candidates Barack Obama and Hillary Rodham Clinton at a presidential debate sponsored by the AFL-CIO at Chicago's Soldier Field, on Aug. 7, 2007.

John McCain during a rally at the United Sports Training Center on Oct. 16, 2008, in Thorndale, Pa.

Condoleezza Rice, then-secretary of state, speaks to the ship's company while having lunch aboard the USS Port Royal on March 16, 2006, in Sydney.

President Barack Obama gestures towards visitors saying "Happy Birthday" to him as he walks on the South Lawn of the White House before his departure to Chicago on Aug. 4, 2010, in Washington.

African Union Chairman Jean Ping, left, gestures at Algerian President Abdelaziz Bouteflika during a walk to the Villa Le Cercle restaurant at the G8 summit in Deauville, France, May 27, 2011.

Former Massachusetts Governor Mitt Romney speaks during the Conservative Political Action Conference at the Marriott Wardman Park on Feb. 11, 2011, in Washington.

Former vice president Al Gore during day four of the Democratic National Convention at Invesco Field at Mile High on Aug. 28, 2008, in Denver.

Former House Speaker Newt Gingrich during a healthcare reform workshop on Aug. 18, 2003, on Capitol Hill in Washington.

Former President Bill Clinton listens to remarks by President Barack Obama at the Clinton Global Initiative on Sept. 23, 2010, in New York.

Then-Republican National Committee chairman Michael Steele introducing former Alaska Gov. Sarah Palin during a RNC rally on Oct. 16, 2010, in Anaheim, Calif.

Then-President George W. Bush after endorsing Sen. John McCain for president on March 5, 2008, in the Rose Garden of the White House in Washington.

Former President George H.W. Bush and former first lady Barbara Bush on day two of the Republican National Convention at the Xcel Energy Center on Sept. 2, 2008, in St. Paul, Minn.

French President Nicolas Sarkozy, left, gestures while speaking with President Barack Obama and United Nations Secretary-General Ban Ki-moon during a group photo at the G8 summit in Deauville, France, May 27, 2011.

Sen. John Kerry speaks during a discussion with Newt Gingrich, former speaker of the house, (unseen) on global climate change and the environment, April 10, 2007, on Capital Hill in Washington.

Then-French President Jacques Chirac and Luxembourg's Prime Minister Jean-Claude Juncker talk to then-President George W. Bush during a group photo with other members of the European Union, on Feb. 22, 2005, in Brussels.

Alan Greenspan, then-Federal Reserve chairman, speaks to an aide before the start of a House Budget Committee hearing on Capitol Hill, Sept. 12, 2002, in Washington.

Donald Trump gestures as he arrives at the Old Course in St. Andrews where he was meeting with the media to answer questions regarding Trump International Golf Links on April 28, 2006, in St. Andrews, Scotland.