The theoretical understanding of the world, which is the aim of philosophy, is not a matter of great practical importance to animals, or to savages, or even to most civilised men. – Bertrand Russell
The whole secret to our success is being able to con ourselves into believing that were going to change the world because statistically we are unlikely to do it. – Tom Peters
To remove this obstacle I repeat or refer to such knowledge as has come under my notice, my own previously expressed views, and also describe and exhibit my last experiments and explain their novelty and utility. – Lawrence Hargrave