Whatever you might say the object "is", well it is not.

There are two ways to slice easily thorugh life; to believe everything or to doubt everything. Both ways save us from thinking.

Man's achievements rest upon the use of symbols.... we must consider ourselves as a symbolic, semantic class of life, and those who rule the symbols, rule us.

Whatever you say it is, is simply what YOU SAY it is.

What we call progress consists in coordinating ideas with realities.

Identity is invariably false to facts.

It seems evident that everything which exists in nature, is natural, no matter how simple or complicated a phenomenon it is; and on no occasion can the so-called 'supernatural' be anything else than a completely natural law, though it may, at the moment, be above and beyond the present understanding.