The only secure knowledge is that I exist
Rene Descartes
There is nothing so absurd but some philosopher has said it
Marcus Tullius Cicero
An unexamined life is not worth living
Socrates
My goal is simple. It is a complete understanding of the universe, why it is as it is and why it exists at all
Stephen Hawking
Really, the fundamental, ultimate mystery -- the only thing you need to know to understand the deepest metaphysical secrets -- is this: that for every outside there is an inside and for every inside there is an outside, and although they are different, they go together
Alan Watts
My definition of a philosopher is of a man up in a balloon, with his family and friends holding the ropes which confine him to earth and trying to haul him down
Louisa May Alcott
Art requires philosophy, just as philosophy requires art. Otherwise, what would become of beauty?
Paul Gauguin
To be a real philosopher all that is necessary is to hate some one else's type of thinking.
William James
Philosophy always requires something more, requires the eternal, the true, in contrast to which even the fullest existence as such is but a happy moment
Soren Kierkegaard
We often have need of a profound philosophy to restore to our feelings their original state of innocence, to find our way out of the rubble of things alien to us, to begin to feel for ourselves and to speak ourselves, and I might almost say to exist ourselves.
Georg C. Lichtenberg
The philosophers have only interpreted the world in various ways; the point, however, is to change it.
Karl Marx
You can't do without philosophy, since everything has its hidden meaning which we must know.
Maxim Gorky
There is always a philosophy for lack of courage.
Albert Camus
My driving philosophy about making music is that you can reduce it all down to one note if that note is played with the right kind of sincerity.
Eric Clapton
I do not have much liking for the too famous existential philosophy, and, to tell the truth, I think its conclusions false.
Albert Camus