Probably the difference between man and the monkeys is that the monkeys are merely bored, while man has boredom plus imagination.

All men and women have passions, natural desires and noble ambitions, and also a conscience; they have sex, hunger, fear, anger, and are subject to sickness, pain, suffering and death. Culture consists of bringing about the expression of these passions and desires in harmony.

In contrast to logic, there is common sense, or still better, the Spirit of Reasonableness.

No child is born with a really cold heart, and it is only in proportion as we lose that youthful heart that we lose the inner warmth in ourselves.

The three great American vices seem to be efficiency, punctuality, and the desire for achievement and success. They are the things that make the Americans so unhappy and so nervous.

If man be sensible and one fine morning, while he is lying in bed, counts at the tips of his fingers how many things in this life truly will give him enjoyment, invariably he will find food is the first one.

The wisdom of life consists in the elimination of non-essentials.