Cultivate all your faculties; you must either use them or lose them

Sunsets are so beautiful that they almost seem as if we were looking through the gates of Heaven.

What we see depends mainly on what we look for.

A day of worry is more exhausting than a week of work.

Earth and sky, woods and fields, lakes and rivers, the mountain and the sea, are excellent schoolmasters, and teach some of us more than we can ever learn from books.

We often hear of people breaking down from overwork, but in nine out of ten they are really suffering from worry or anxiety.

Happiness is a thing to be practiced, like the violin.

In this world we do not see things as they are. We see them as we are, because what we see depends mainly on what we are looking for.

A Cheerful friend is like a sunny day, which sheds its brightness on all around.

The important thing is not so much that every child should be taught, as that every child should be given the wish to learn.

However vexed you may be overnight, things will often look very different in the morning.

There are no greater or lesser arts, only greater or lesser artists.

Up to forty a woman has only forty springs in her heart. After that age she has only forty winters.

Colombian humor is very black, very sarcastic.

Only a soul full of despair can ever attain serenity and, to be in despair, you must have loved a good deal and still love the world.

If you don't have the balls to brake late, that's your problem.

I accept the fact I am an unregenerate egghead.

I think I write a lot, but it's always a continuous stream of consciousness, I guess. It's a mechanic. It's a discipline and it's a way to have supplies for the songs to come.

I learn something all the time - rearranging what I thought I knew before.

Life is good for only two things, discovering mathematics and teaching mathematics.

The USA experiences the crisis of ideological and moral values.