Even truth needs to be clad in new garments if it is to appeal to a new age.

It is not the length of life, but the depth.

All my life through, the new sights of nature made me rejoice like a child.

Life is too short, or too long, for me to allow myself the luxury of living it so badly.

If you want to keep your memories, you first have to live them.

Life should be great rather than long.

The gratification of wealth is not found in mere possession or in lavish expenditure, but in its wise application.

Life is what happens to you while you're busy making other plans.

In order to seek truth, it is necessary once in the course of our life to doubt, as far as possible, of all things.

We can never obtain peace in the outer world until we make peace with ourselves.

Stop acting as if life is a rehearsal. Live this day as if it were your last. The past is over and gone. The future is not guaranteed.

The happiest is the person who suffers the least pain; the most miserable who enjoys the least pleasure.

The desire to fly is an idea handed down to us by our ancestors who... looked enviously on the birds soaring freely through space... on the infinite highway of the air

There are only two ways to live your life. One is as though nothing is a miracle. The other is as though everything is a miracle.

We make up horrors to help us cope with the real ones.

We fear our highest possibility (as well as our lowest one). We are generally afraid to become that which we can glimpse in our most perfect moments.

All good things which exist are the fruits of originality.

Never, ever underestimate the power of 'Id Like that.

Each life makes its own immitation of immortality.

I want to feel my life while I'm in it.

In the survival of favoured individuals and races, during the constantly-recurring struggle for existence, we see a powerful and ever-acting form of selection.