Imagination does not become great until human beings, given the courage and the strength, use it to create.

Should you find yourself in a chronically leaking boat, energy devoted to changing vessels is likely to be more productive than energy devoted to patching leaks.

For life in general, there is but one decree: youth is a blunder, manhood a struggle, old age a regret.

I desire to live in peace and to continue the life I have begun under the motto 'to live well you must live unseen'

Mastery of the emotions is fundamental to a virtuous life.

In the long history of humankind (and animal kind, too) those who learned to collaborate and improvise most effectively have prevailed

Speed and efficiency do not always increase the quality of life.

All of us are products of our childhood.

Live your life as though your every act were to become a universal law.

Old age, especially an honoured old age, has so great authority, that this is of more value than all the pleasures of youth.

The pleasure of the moment begins to wither almost as soon as it blossoms; our pleasures are soon swallowed up in time's relentless torrent.

I’m not afraid of death, but I’m in no hurry to die. I have so much I want to do first.

You can have it all. Just not all at once.

One day, in retrospect, the years of struggle will strike you as the most beautiful.

It is not the strongest of the species that survives, nor the most intelligent that survives. It is the one that is the most adaptable to change.

Simplicity is the keynote of all true elegance.

That's the trouble with the world. We all despise ourselves.

How can I go forward when I don't know which way I'm facing?

One does not become enlightened by imagining figures of light, but by making the darkness conscious.

To one extent, if you've seen one city slum, you've seen them all.

Live simply so others may simply live.