Archimedes

Eureka! - I have found it!

Equal weights at equal distances are in equilibrium and equal weights at unequal distances are not in equilibrium but incline towards the weight which is at the greater distance.

Give me a lever long enough and a fulcrum on which to place it, and I shall move the world.

Give me a place to stand, a lever long enough and a fulcrum. and I can move the earth

Those who claim to discover everything but produce no proofs of the same may be confuted as having actually pretended to discover the impossible.

The shortest distance between two points is a straight line.

Tears are the badges of sorrow.

Rise above oneself and grasp the world.