And if the French actually had less capacity than the Dutch to learn languages, as claimed Yves Leterme before becoming Prime Minister? And if the reality of the world by changing the language we speak? Also, why people who already speak several languages as they are easy to learn new ones? In our bilingual country, where, depending on your point of view, language can be an asset or a handicap, it could be useful to examine the scientific basis of language. Gray Matter has done, until the depths of our neurons. How a baby manages it, simply by listening and imitation, to reproduce the language? Where to place the tongue in his brain? And how it interacts with the sense of hearing, or other languages, learned later?