519  Man needs his difficulties because they are necessary to enjoy success,
575  We are in the habit of exaggerating or imagining or anticipating sorrow. We are torn by things present or about things yet to come. Consider whether your proofs of future troubles are sure. For it is more often the case that we are troubled by our apprehensions.
708  There are more things..likely to frighten us, than to crush us.We suffer more in the imagination than in reality.
589  Good friends, good books, and a sleepy conscience: this is the ideal life.
611  There is nothing that wastes the body like worry, and the one who has any faith in GOD should be ashamed to worry about anything.....