The secret of change is to focus all of your energy, not on fighting the old, but on building the new.
There is only one good, knowledge, and one evil, ignorance.
I am the wisest man alive, for I know one thing, and that is that I know nothing.
Strong minds discuss ideas, average minds discuss events, weak minds discuss people.
Wonder is the beginning of wisdom.
Prefer knowledge to wealth, for the one is transitory, the other perpetual.
The mind is everything; what you think you become.
I know you won’t believe me, but the highest form of Human Excellence is to question oneself and others.
If you want to be a good saddler, saddle the worst horse; for if you can tame one, you can tame all.
Understanding a question is half an answer.
The really important thing is not to live, but to live well. And to live well meant, along with more enjoyable things in life, to live according to your principles.
Books and material about Socrates