To find his place and fill it is success for a man.

Sad will be the day for every man when he becomes absolutely contented with the life that he is living, with the thoughts that he is thinking, with the deeds that he is doing, when there is not forever beating at the doors of his soul some great desire to do something larger, which he knows that he was meant and made to do because he is the child of God.

Those who help a child help humanity with an immediateness which no other help given to human creature in any other stage of human life can possibly give again.

Newton's great generalization, which he called the "third law of motion," was that "Action and reaction are always equal to each other;" and that law has been one of the most pregnant of all truths about the mystery of force;--one of the brightest windows through which modern eyes have looked into the world of Nature.

Think of life as a voyage. The truest liver of the truest life is like a voyager who, as he sails, is not indifferent to all the beauty of the sea around him.

Life is too short to nurse one's misery. Hurry across the lowlands so that you may spend more time on the mountain tops.

The glory of the star, the glory of the sun - we must not lose either in the other. We must not be so full of the hope of heaven that we cannot do our work on the earth; we must not be so lost in the work of the earth that we shall not be inspired by the hope of heaven.