There is a condition or circumstance that has a greater bearing upon the happiness of life than any other. What is it? Something to do; some congenial work. Take away the occupation of all people and what a wretched world it would be.

Science sees the process of evolution from the outside, as one might a train of cars going by, and resolves it into the physical and mechanical elements, without getting any nearer the reason of its going by, or the point of its departure or destination.

Travel and society polish one, but a rolling stone gathers no moss, and a little moss is a good thing on a man.

Literature is an investment of genius which pays dividends to all subsequent times.

In what bold relief stand out the lives of all walkers of the snow! The snow is a great tell-tale, and blabs as effectually as it obliterates. I go into the woods, and know all that has happened. I cross the fields, and if only a mouse has visited his neighbor, the fact is chronicled.

One may summon his philosophy when they are beaten in battle, not till then.

The overall quantity of nuclear weapons in the world continues to decline slowly.