The best Quotations

Abandon all hope, you who enter here!
- Alighieri Dante

Do you know the writers of the following quotations?

Quotation Fear cannot be without hope nor hope without fear. - writer
Quotation Conformity is the jailer of freedom and the enemy of growth. - writer
Quotation Remember that pain has this most excellent quality. If prolonged it cannot be severe, and if severe it cannot be prolonged. - writer
Quotation Dream no small dreams for they have no power to move the hearts of men. - writer
Quotation Nothing makes a man so selfish as work. - writer
Quotation We could have saved the Earth but we were too damned cheap. - writer