The common behavior of mankind is the system of reference by means of which we interpret an unknown language.

The real question of life after death isn't whether or not it exists, but even if it does what problem this really solves.

We learn by rearranging what we know.

What is troubling us is the tendency to believe that the mind is like a little man within.

If in life we are surrounded by death, so too in the health of our intellect by madness.

Philosophy is like trying to open a safe with a combination lock: each little adjustment of the dials seems to achieve nothing, only when everything is in place does the door open.

An inner process stands in need of outward criteria.