The reading of all good books is like conversation with the finest men of past centuries.
I am so clever that sometimes I don't understand a single word of what I am saying.
Investigate, educate and organize.
The most savage controversies are those about matters as to which there is no good evidence either way.
If help and salvation are to come, they can only come from the children, for the children are the makers of men.
Education is the ability to listen to almost anything without losing your temper or your self-confidence.
The task of a writer is not to solve the problem but to state the problem correctly.
A witty saying proves nothing.
A little knowledge is a dangerous thing. So is a lot.
I have just three things to teach: simplicity, patience, compassion. These three are your greatest treasures.
He who would learn to fly one day must first learn to stand and walk and run and climb and dance; one cannot fly into flying.
Study without desire spoils the memory, and it retains nothing that it takes in.
No man's knowledge here can go beyond his experience.
Many much-learned men have no intelligence.
Any knowledge that doesn't lead to new questions quickly dies out: it fails to maintain the temperature required for sustaining life.
I have no special talents. I am only passionately curious.
I cannot live without books.
Don't learn to do, but learn in doing.
Science is not only a disciple of reason but, also, one of romance and passion.
The progressive development of man is vitally dependent on invention.
Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.