Twenty years from now you will be more disappointed by the things that you didn't do than by the ones you did do. So throw off the bowlines. Sail away from the safe harbor. Catch the trade winds in your sails. Explore. Dream. Discover. - (Twain, Mark - Action)

By trying we can easily learn to endure adversity. Another man's, I mean. - (Twain, Mark - Adversity)

I am admonished in many ways that time is pushing me inexorably along. I am approaching the threshold of age; in 1977 I shall be 142. This is no time to be flitting about the earth. I must cease from the activities proper to youth and begin to take on the dignities and gravities and inertia proper to that season of honorable senility which is on its way. - (Twain, Mark - Age and Aging)

Let us not be too particular; it is better to have old secondhand diamonds than none at all. - (Twain, Mark - Age and Aging)

Life would be infinitely happier if we could only be born at the age of eighty and gradually approach eighteen. - (Twain, Mark - Age and Aging)

Methuselah lived to be 969 years old . You boys and girls will see more in the next fifty years than Methuselah saw in his whole lifetime. - (Twain, Mark - Age and Aging)

The older we grow the greater becomes our wonder at how much ignorance one can contain without bursting one's clothes. - (Twain, Mark - Age and Aging)

When your friends begin to flatter you on how young you look, it's a sure sign you're getting old. - (Twain, Mark - Age and Aging)

A man cannot be made comfortable without his own approval. - (Twain, Mark - Aid and Assistance)

Sometimes too much drink is barely enough. - (Twain, Mark - Alcohol and Alcoholism)

Water, taken in moderation, cannot hurt anybody. - (Twain, Mark - Alcohol and Alcoholism)

Keep away from small people who try to belittle your ambitions. Small people always do that, but the really great make you feel that you, too, can become great. - (Twain, Mark - Ambition)

In Boston they ask, How much does he know? In New York, How much is he worth? In Philadelphia, Who were his parents? - (Twain, Mark - America)

It was wonderful to find America, but it would have been more wonderful to miss it. - (Twain, Mark - America)

There isn't a single human characteristic that can be safely labeled as American. - (Twain, Mark - America)