I have no doubt that it is a part of the destiny of the human race, in its gradual improvement, to leave off eating animals, as surely as savage tribes have left off eating each other when they came in contact with the more civilized.

Henry David Thoreau
Profession: Author
Nationality: American
Some suggestions for you :
A grain of gold will gild a great surface but not so much as a grain of wisdom.
If ever I was sure that someone was coming to help me, I should run like hell.
If we stay at home and mind our business, who will want railroads?
Not till we are completely lost or turned around, do we begin to find ourselves.
My residence was more favorable, not only to thought, but to serious reading, than a university.