Unless philosophers rule as kings, or kings genuinely philosophize, there will be no end to troubles for states.

The unexamined life is not worth living.

I know that I do not know.

There is no envy in the good.

Life is an unfoldment, and the further we travel the more truth we can comprehend.

-- Hypatia

You must learn all things: both the steadfast heart of well-rounded Truth and the opinions of mortals, in which there is no true trust.

-- Parmenides

For thinking and Being are the same.

-- Parmenides

Those who understand that things arise dependently know them to be empty.

-- Nagarjuna

Knowing is the beginning of action; action is the completion of knowing.

-- Wang Yangming

The world is my representation.

-- Arthur Schopenhauer