The natural world is the greatest source of excitement. The greatest source of visual beauty. It is the greatest source of so much in life that makes life worth living.
Every time I see an adult on a bicycle, I no longer despair for the future of the human race.
Our life always expresses the result of our dominant thoughts.
I'd trade all my tomorrows for a single yesterday.
When we do the best that we can, we never know what miracle is wrought in our life, or in the life of another.
Don't be too timid and squeamish about your actions. All life is an experiment. The more experiments you make the better.
Even truth needs to be clad in new garments if it is to appeal to a new age.
I used to live in a room full of mirrors; all I could see was me. I take my spirit and I crash my mirrors, now the whole world is here for me to see.
If you want a happy ending, that depends, of course, on where you stop your story.
But I don't want comfort. I want God, I want poetry, I want real danger, I want freedom, I want goodness. I want sin.
This terrifying world is not devoid of charms, of the mornings that make waking up worthwhile.
Christmas waves a magic wand over this world, and behold, everything is softer and more beautiful.
How wonderful it is that nobody need wait a single moment before starting to improve the world.
Everything existing in the universe is the fruit of chance and necessity.
Every life has a measure of sorrow, and sometimes this is what awakens us.
Exceptional claims demand exceptional evidence.
It is only because of problems that we grow mentally and spiritually.
Imagination does not become great until human beings, given the courage and the strength, use it to create.
Anybody can dig a hole and plant a tree. But make sure it survives. You have to nurture it, you have to water it, you have to keep at it until it becomes rooted so it can take care or itself. There are so many enemies of trees.
I never think of the future - it comes soon enough.
Life is tough, but it's tougher when you're stupid.