Thoughts without content are empty, intuitions without concepts are blind.
All our knowledge begins with the senses, proceeds then to the understanding, and ends with reason. There is nothing higher than reason.
If you don't want to slip up tomorrow, speak the truth today.
If you do what you've always done, you'll get what you've always gotten.
Tomorrow hopes we have learned something from yesterday.
Mistakes are always forgivable, if one has the courage to admit them.
Only from the heart can you touch the sky.
Act as if the maxim of your action were to become through your will a general natural law
The only real laughter comes from despair.
Everything excellent is as difficult as it is rare.
Madame, all stories, if continued far enough, end in death, and he is no true-story teller who would keep that from you.
Stubborn and ardent clinging to one's opinion is the best proof of stupidity.
Colorless green ideas sleep furiously
Talent is God given. Be humble. Fame is man-given. Be grateful. Conceit is self-given. Be careful.
Courage, above all things, is the first quality of a warrior.
If you would take, you must first give, this is the beginning of intelligence.
We are all born ignorant, but one must work hard to remain stupid
What's real and what's true aren't necessarily the same.
Dark and difficult times lie ahead. Soon we must all face the choice between what is right and what is easy.
You always admire what you really don't understand.
We thought that we had the answers, it was the questions we had wrong.