Pythagoras — Greek Mathematician

Pythagoras of Samos was an Ionian Greek philosopher, mathematician, and has been credited as the founder of the movement called Pythagoreanism. Most of the information about Pythagoras was written down centuries after he lived, so very little reliable information is known about him. He was born on the island of Samos, and traveled, visiting Egypt and Greece, and maybe India, and in 520 BC returned to Samos. Around 530 BC, he moved to Croton, in Magna Graecia, and there established some kind of school or guild... (wikipedia)

Choose rather to be strong of soul than strong of body.
Above the cloud with its shadow is the star with its light. Above all things reverence thyself.
Strength of mind rests in sobriety; for this keeps your reason unclouded by passion.
There is geometry in the humming of the strings, there is music in the spacing of the spheres.
As long as man continues to be the ruthless destroyer of lower living beings he will never know health or peace. For as long as men massacre animals, they will kill each other.