Beliefs are stronger than mere ideas, thoughts and notions, be careful about what you believe.

Ideas are like legs: what good are they if you can’t run with them, or spread them?

The first rule of discovery is to have brains and good luck. The second rule of discovery is to sit tight and wait till you get a bright idea.

Those who believe that they believe in God, but without passion in their hearts, without anguish in mind, without uncertainty, without doubt, without an element of despair even in their consolation, believe only in the...

Every great man is an idol, an oracle of inquiry. Don’t aspire to know the former, but aspire to know the diety in his soul.

There are three people you need to be great in life ; the path maker , the burden bearer and the dream maker .

Il vient une heure où protester ne suffit plus ; après la philosophie il faut l’action ; la vive force achève ce que l’idée a ébauché.