In anger we should refrain both from speech and action.
Each problem that I solved became a rule which served afterwards to solve other problems.
Experience teaches us that it is much easier to prevent an enemy from posting themselves than it is to dislodge them after they have got possession.
Desire, ignorance, and inequality—this is the trinity of bondage.
The ultimate authority must always rest with the individual's own reason and critical analysis.
The only limit to our realization of tomorrow will be our doubts of today.
To be one, to be united is a great thing. But to respect the right to be different is maybe even greater.
Moderation in temper is always a virtue; but moderation in principle is always a vice.
Experience is merely the name men gave to their mistakes.
Time flies over us, but leaves its shadow behind.
Happiness is not an ideal of reason, but of imagination.
I think, therefore I am.
The secret of life, though, is to fall seven times and to get up eight times.
Those who can not change their minds can not change anything.
The essence of knowledge is, having it, to apply it; not having it, to confess your ignorance.
Drop the idea of becoming someone, because you are already a masterpiece. You cannot be improved. You have only to come to it, to know it, to realize it.
At the center of your being you have the answer; you know who you are and you know what you want.
Fine clothes may disguise, but silly words will disclose a fool.
Better mad with the rest of the world than wise alone.
He who chooses the beginning of the road chooses the place it leads to.
There is an art, or rather a knack to flying. The knack lies in learning how to throw yourself at the ground and miss.