Pain is a poison; pleasure an intoxicant.
Truth is orphan without matter and matter is impotent without truth.
Ask a scientist a very profound question on his science, and he will be silent. Ask a religious person a very simple question on his religion, and he will be frenzied.
The worst of all superstitions may be that astrology is a superstition.
The worst insult I can inflict on life is that I do not reflect on its meaning.
Gravity is neither a force nor a consequence of any space-time curvature. It is simply an orderly spatial illusion to non-spatial observer/s.