The sensation of colour cannot be accounted for by the physicist's objective picture of light-waves.

The world is a construct of our sensations, perceptions, memories. It is convenient to regard it as existing objectively on its own. But it certainly does not become manifest by its mere existence.

I know not whence I came, nor whither I go, nor who I am.

No self is of itself alone.

Consciousness cannot be accounted for in physical terms. For consciousness is absolutely fundamental. It cannot be accounted for in terms of anything else.

What we observe as material bodies and forces are nothing but shapes and variations in the structure of space.

In an honest search for knowledge, you quite often have to abide by ignorance for an indefinite period.