The best Quotations

Patience serves as a protection against wrongs as clothes do against cold. for if you put on more clothes as the cold increases, it will have no power to hurt you. so in like manner you must grow in patience when you meet with great wrongs, and they will be powerless to vex your mind.
- Leonardo Da Vinci

Do you know the writers of the following quotations?

Quotation The secret to humor is surprise. - writer
Quotation No man needs sympathy because he has to work. Far and away the best prize that life offers is the chance to work hard at work worth doing. - writer
Quotation Be simple in words, manners, and gestures. Amuse as well as instruct. If you can make a man laugh, you can make him think and make him like and believe you. - writer
Quotation Everything great in the world comes from neurotics. They alone have founded our religions and composed our masterpieces. - writer
Quotation Never believe straight off in a man's unhappiness. Ask him if he can still sleep. If the answer's ''yes,'' all's well. That is enough. - writer
Quotation Vulgarity is more obvious in satin than in homespun. - writer