Live to the point of tears.
It was my care to make my life illustrious not by words more than by deeds.
The historian looks backward. In the end he also believes backward.
The more man meditates upon good thoughts, the better will be his world and the world at large.
Luxury is not a necessity to me, but beautiful and good things are.
To live is to be musical, starting with the blood dancing in your veins. Everything living has a rhythm. Do you feel your music?
What is that you express in your eyes? It seems to me more than all the words I have read in my life.
You never know what life is like, until you have lived it.
All my life I have tried to pluck a thistle and plant a flower wherever the flower would grow in thought and mind.
You can have it all. Just not all at once.
Time is the best killer.
Fortune cannot aid those who do nothing.
The earth is like a spaceship that didn't come with an operating manual.
To forget is the secret of eternal youth. One grows old only through memory. There's much too little forgetting.
The joy in life is his who has the heart to demand it.
All my life I used to wonder what I would become when I grew up. Then, about seven years ago, I realized that I was never going to grow up - that growing is an ever ongoing process.
The most important thing to do if you find yourself in a hole is to stop digging.
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.
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.
Life does not need to mutilate itself in order to be pure.
We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology.