By three methods we may learn wisdom: first, by reflection which is noblest; second, by imitation, which is the easiest; and third, by experience, which is the bitterest.
Bitterness is like cancer. It eats upon the host. But anger is like fire. It burns it all clean.
Where you stand depends on where you sit.
Wisdom... comes not from age, but from education and learning.
Convictions are more dangerous enemies of truth than lies.
It takes a great deal of bravery to stand up to our enemies, but just as much to stand up to our friends.
Science has not yet taught us if madness is or is not the sublimity of the intelligence.
He alone is free who lives with free consent under the entire guidance of reason.
There are no eternal facts, as there are no absolute truths.
You want a love which is born out of meditation, not born out of the mind.
He who can destroy a thing, can control a thing.
I hear and I forget. I see and I remember. I do and I understand.
We sometimes congratulate ourselves at the moment of waking from a troubled dream; it may be so the moment after death.
An intelligent hell would be better than a stupid paradise.
Our society is run by insane people for insane objectives.
Above all be of single aim; have a legitimate and useful purpose, and devote yourself unreservedly to it.
It is not titles that honor men, but men that honor titles.
In the practice of tolerance, one's enemy is the best teacher.
Nobody has the power to take two steps together; you can take only one step at a time.
Although our intellect always longs for clarity and certainty, our nature often finds uncertainty fascinating.
The only real laughter comes from despair.