All of humanity’s problems stem from man’s inability to sit quietly in a room alone
French mathematician, physicist, inventor, writer and Catholic theologian.
Imagination is more important than knowledge. Knowledge is limited. Imagination encircles the world
German-born theoretical physicist who developed the theory of relativity one of the two pillars of modern ph...
If you don’t know a thing never hesitate or feel ashamed to learn it.
Cousin and son-in-law of Hazrat Muhammad (PBUH), the last prophet of Islam. He ruled as the fourth caliph fr...
To lead an orchestra, you must turn your back on the crowd
An ancient Greek philosopher and scientist born in the city of Stagira, Chalkidiki, Greece. Along with Plato...
Lectures which really teach will never be popular; lectures which are popular will never really teach
English chemist and physicist (or natural philosopher, in the terminology of the time) who contributed to th...
The truth springs from arguments amongst friends
Scottish Enlightenment philosopher, historian, economist, and essayist, who is best known today for his high...
There is only one good, knowledge, and one evil, ignorance
Classical Greek (Athenian) philosopher credited as one of the founders of Western philosophy, and as being t...
Principles have no real force except when one is well-fed
American writer, humorist, entrepreneur, publisher, and lecturer.
We can judge the heart of a man by his treatment of animals
German philosopher in the Age of Enlightenment. In his doctrine of transcendental idealism, he argued that s...
The most interesting information comes from children, for they tell all they know and then stop
American writer, humorist, entrepreneur, publisher, and lecturer.
