The best Quotations

Every true man, sir, who is a little above the level of the beasts and plants does not live for the sake of living, without knowing how to live; but he lives so as to give a meaning and a value of his own to life.
- Luigi Pirandello

Do you know the writers of the following quotations?

Quotation As long as I have a want, I have a reason for living. Satisfaction is death. - writer
Quotation If I am to care for people in hospital I really must know every aspect of their treatment and to understand their suffering. - writer
Quotation Plato was a bore. - writer
Quotation Mathematics, rightly viewed, posses not only truth, but supreme beauty - a beauty cold and austere, like that of sculpture. - writer
Quotation Having once decided to achieve a certain task, achieve it at all costs of tedium and distaste. The gain in self-confidence of having accomplished a tiresome labor is immense. - writer
Quotation Disappointment, when it involves neither shame nor loss, is as good as success; for it supplies as many images to the mind, and as many topics to the tongue. - writer