In this vast universe, we are condemned to feel tiny; megalomaniac is the one who cannot feel the true dimensions of this universe!

Idealists are not the good friends of the truths; they create their own truth.

It is impossible to carry everyone you know to your future! Most will remain in your past!

If we are given a chance to go back to our youth, we won't go back, because we cannot give up our accumulated wisdom and we cannot give up things that belong to our time!

Science is going to build a base on the Moon! This is a very necessary and a very possible mission! Start and finish! Thousands of problems will arise in this mission, thousands of solutions will be found! Start and finish! Moon is a good hole to enter the blood vessels of the universe. Start and finish!

To be a 'believer' does not make you superior to others; but to be a 'humanist' does make it so!

On twitter, you may have a zero follower; but in real life, this is not possible because everyone has a shadow!