Too often we... enjoy the comfort of opinion without the discomfort of thought.

Real knowledge is to know the extent of one's ignorance.

You’re braver than you believe, and stronger than you seem, and smarter than you think.

Just as a candle cannot burn without fire, men cannot live without a spiritual life.

Nature always wears the colors of the spirit.

by means of one person or party: one-sided

The sole meaning of life is to serve humanity.

Keep your face to the sunshine and you cannot see a shadow.

What sculpture is to a block of marble, education is to the soul.