you have any experience? try www.forex.com (with demo account) see if you can make some money. even if you could, remember, it is not true money. therefore phsycology effects were excluded.
basically, big banks (the major currency trading participants) value street smart (formal education is NOT a must). besides, interest doesn't make yourself a career. if you cannot take the pressure to handle hundreds of millions of euro exposure in daily operation, better think of something else.