The lack of power to take joy in outdoor nature is as real a misfortune as the lack of power to take joy in books

Success is not about how high you have climbed, but how you make a positive difference in the world.

Nature doesn’t ask your permission; it doesn’t care about your wishes, or whether you like its laws or not. You’re obliged to accept it as it is, and consequently all its results as well.

Excess is part of my nature. Dullness is a disease.

Peace is our gift to each other.

Did I write it so as not to go mad or, on the contrary, to go mad in order to understand the nature of madness?

Science is simply the classification of the common knowledge of the common people. It is bringing together the things we all know and putting them together so we can use them. This is creation and finds its analogy in Nature, where the elements are combined in certain ways to give us fruits or flowers or grain.

Nature is the great ocean of intelligence in which we are bathed.

The line between failure and success is so fine. . . that we are often on the line and do not know it.

The ability to discipline yourself to delay gratification in the short term in order to enjoy greater rewards in the long term, is the indispensable prerequisite for success.

Your success in life isn’t based on your ability to simply change. It is based on your ability to change faster than your competition, customers and business.

I spent six years at United and I owe them everything that I am today. I made history at United and won many trophies. It was a pleasure to play at Old Trafford.

Music produces a kind of pleasure which human nature cannot do without.

To make the voyage to the Indies a success, I did not make use of intelligence or maps.

Setting a goal is like adding a catalyst to your success reaction.

We must laugh in the face of our helplessness against the forces of nature, or go insane.

The test of success is not what you do when you are on top. Success is how high you bounce when you hit the bottom.