To make an epoch in the world, two conditions are manifestly essential-a good head and a great inheritance.
Austere perseverance, hash and continuous... rarely fails of its purpose, for its silent power grows irresistible greater with time.
A state of affairs which leads to daily vexation is not the right state.
A rainbow which lasts for a quarter of an hour is looked at no longer.
To make something you have to be something.
Normally, the sciences distance themselves from life and the return to it via a detour.