The tattoo of the History is permanent; once a nation or a man is marked by this tattoo, erasing is impossible.

Science is a seagull, it knows the sky; it is a squirrel, it knows the forest; it is a mole, it knows the underground; it is a dolphin, it knows the ocean! Science is a multi-talented creature!

If you haven't admired anybody in your whole life, you are the best candidate to be the world's greatest megalomaniac!

Man is never out of range of surprises!

Days passing with discovery are the days of real happiness.

For God must have more important universal matters to attend to than keeping himself busy with us, people! God is not interested in local matters!

A country is not developed by constructing bridges, houses or roads but it is developed only if the brains of the people living in that country are developed, only if their level of culture is raised and only if an infinite importance is given to the science and to the knowledge!