If you have a light, meet the world or let the world meets you!

Science is the tongue in the mouth of the Universe; it is destined to know every little corner of the cosmos.

All life passes like a fast flowing river and how strange to see that happiness increases this speed! Yes, a happy life passes faster!

It is a good success to take people from the city to the forests; but there is a much greater success: To bring the forest to the people, to the cities! To bring heaven to the hell!

Avoid the man without compassion, because he ain't a man surely!

All truths can be changed! Put this brave idea to the centre of your beliefs! All truths can be changed!

For someone who doesn't have the key, the door becomes a wall; for someone who has the key, there is no door!