It is not enough to discover and prove a useful truth previously unknown, but that it is necessary also to be able to propagate it and get it recognized.

All knowledge that is not the real product of observation, or of consequences deduced from observation, is entirely groundless and illusory.

The form follows the function.

What nature does in the course of long periods we do every day when we suddenly change the environment in which some species of living plant is situated.

Habits form a second nature.

It is not always the magnitude of the differences observed between species that must determine specific distinctions, but the constant preservation of those differences in reproduction.

The man with toothache thinks everyone happy whose teeth are sound.The poverty stricken man makes the same mistake about the rich man.

Be still my soul.

I am full of mistakes and imperfections and therefore I am real ...

He cleared his throat and reminded himself that if you pissed Her Holiness off, they'd need barbecue tongs to pick up your steaming pieces.

People don't like when you point out to them and remind them that they're not very smart.

Music should go right through you, leave some of itself inside you, and take some of you with it when it leaves.

Love not too well the work of thy hands and the devices of thy heart; and remember that the true hope of the Noldor lieth in the West, and cometh from the Sea.

An ostentatious man will rather relate a blunder or an absurdity he has committed, than be debarred from talking of his own dear person.

Chelsea are the team who can break the Arsenal and Manchester United monopoly.

When I throw a ground ball, I expect it to be an out, maybe two.