Only the gentle are ever really strong.

Rudeness is a weak imitation of strength.

If your determination is fixed, I do not counsel you to despair. Few things are impossible to diligence and skill. Great works are performed not by strength, but perseverance.

Anxiety does not empty tomorrow of its sorrows, but only empties today of its strength.

There are dark shadows on the earth, but its lights are stronger in the contrast.