Je serais reconnaissant a toute personne ayant compris cette demonstration de me l'expliquer.

All problems in mathematics are psychological.

The greatest energy must be use for work.

Keep calm. You have the forest in your blood.

The natural cure for an ill-administration, in a popular or representative constitution, is a change of men.

Life is not a race, but a journey to be savoured each step of the way. Yesterday is history, tomorrow is a mystery and today is a gift. That's why we call it the present.

It's not about being right, it's about getting it right.

Come let me kiss you. Life was never so precious as today— when it meant so little.

Know your lover and what delights him or her, but also what he/she considers inappropriate. After all, you want to whet their appetite and create excitement, rather than make them upset.

When I became tired of oil painting at one stage, I used collage and this proved to be influential in the design and composition of my later works.

If you become silent after your laughter, one day you will hear God also laughing, you will hear the whole existence laughing - trees and stones and stars with you.

It starts with a single sound. If there's something in that sound, then it's worth continuing.