Being left-handed myself, I can relate to this Telegraph (U.K.) article:
The Left-Handers Club is urging Barack Obama, David Cameron and others to create left-handed zones in their homes and workplaces and organise left handed games.
"Left-handers everywhere can celebrate their sinistrality and increase public awareness of the advantages and disadvantages," the site says.
International Left-Handers Day was started by a US group in 1976 and is marked with informal events around the world.
Participants can download posters, songs and quizzes aimed at celebration their unique abilities.
Left-handers often complain that household gadgets such as scissors, tin-openers and even fountain pens are designed for use with the right hand and leave them at a disadvantage.
International Left-Handed Day: Left facts 13 Aug 2010
International Left-Handers Day: right-handers offered 'conversion' 13 Aug 2010
They claim that their physical preference for one side of the body also marks out unique mental abilities, citing studies that suggest left handers may be more intelligent.
Research this week suggested that right-handed politicians have a disadvantage in television debates because their hand gestures are interpreted more negatively by audiences.
Around 13 per cent of the world's population is thought to be left handed, although there are wide geographical variations. The proportion is much lower in Asia, which has been linked to forms of cultural discrimination.
In India, for example, the left hand is taboo for eating, and some in some Muslim countries the hand used to deal with anything dirty.