The best university that can be recommended to a man of ideas is the gauntlet of the mobs.
Society is always taken by surprise at any new example of common sense.
Shallow men believe in luck. Strong men believe in cause and effect.
Science does not know its debt to imagination.
Poetry must be as new as foam, and as old as the rock.
People only see what they are prepared to see.
Our knowledge is the amassed thought and experience of innumerable minds.
Our faith comes in moments; our vice is habitual.
Of course, he who has put forth his total strength in fit actions, has the richest return of wisdom.
Nothing is at last sacred but the integrity of our own mind.
Nothing great was ever achieved without enthusiasm.
Nothing can bring you peace but yourself.