Manuel Martinez, as he then was (Manolo Chopera is an untranslatable slang name everyonecalledhim), had little enthusiasm for engineering and preferred to work with horses.
Everyonecalledhim Mike until some way into his studies at the LSE when, in a sudden change of style, he swapped his grey suit for sharp beatnik attire and insisted on being called the rather more working class-sounding "Mick".