A photograph is a moral decision taken in one eighth of a second.
The great mistake is to anticipate the outcome of the engagement; you ought not to be thinking of whether it ends in victory or defeat. Let nature take its course, and your tools will strike at the right moment.
To be interested in the changing seasons is . . . a happier state of mind than to be hopelessly in love with spring.
Live your life as an Exclamation rather than an Explanation
A lie told often enough becomes the truth.
Losing your way on a journey is unfortunate. But, losing your reason for the journey is a fate more cruel.
I am an American; free born and free bred, where I acknowledge no man as my superior, except for his own worth, or as my inferior, except for his own demerit.
Science is the most reliable guide for civilization, for life, for success in the world. Searching a guide other than the science is meaning carelessness, ignorance and heresy.
As soon as you trust yourself, you will know how to live.
We keep moving forward, opening new doors, and doing new things, because we're curious and curiosity keeps leading us down new paths.
Is it progress if a cannibal uses a fork?
During your life, never stop dreaming. No one can take away your dreams
A life spent making mistakes is not only more honorable, but more useful than a life spent doing nothing.
Don't go around saying the world owes you a living. The world owes you nothing. It was here first.
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.
Time is really the only capital that any human being has and the thing that he can least afford to waste or lose
Old age, especially an honoured old age, has so great authority, that this is of more value than all the pleasures of youth.
I can choose either to be a victim of the world or an adventurer in search of treasure. It's all a question of how I view my life.
Life is like playing a violin solo in public and learning the instrument as one goes on.
All good things which exist are the fruits of originality.
If we are not free, no one will respect us.