There are nowadays professors of philosophy, but not philosophers.
Henry David Thoreau
Though I do not believe that a plant will spring up where no seed has been I have great faith in a seed.
There are moments when all anxiety and stated toil are becalmed in the infinite leisure and repose of nature.
You cannot kill time without injuring eternity.
We commonly do not remember that it is, after all, always the first person that is speaking. I should not talk so much about myself if there were anybody else whom I knew as well.
Most men appear never to have considered what a house is, and are actually though needlessly poor all their lives because they think that they must have such a one as their neighbors have.
Don't be afraid that your life will end, be afraid that it will never begin!
Under a government which imprisons any unjustly, the true place for a just man is also a prison.