One man's observation is another man's closed book or flight of fancy.

To be is to be the value of a variable.

Yields falsehood when preceded by its quotation.

Irrefragability, thy name is mathematics.

Science is not a substitute for common sense, but an extension of it.

We do not learn first what to talk about and then what to say about it.

Creatures inveterately wrong in their inductions have a pathetic but praise-worthy tendency to die before reproducing their kind.

I have been accused of denying consciousness but I am not conscious of having done so.

Confusion of sign and object is original sin coeval with the word.

One man's antinomy is another man's falsidical paradox, give or take a couple of thousand years.

The scientist is indistinguishable from the common man in his sense of evidence, except that the scientist is more careful.

The only ship you can truly steer in this ocean is the one you're sailing. Quit trying to alter the winds

sometimes being silent is the best way to appreciate the moment

What are you gonna do? Kill me? Everybody dies.

I think women across Australia, particularly, are a bit fed up with this constant attack and belittling of women in politics, and particularly the role of a female as a Prime Minister.

My mother taught me something at a young age - she said 'you are the company you keep.' To define yourself by some label or some level of resources - that's pretty shallow.

A single idea, if it is right, saves us the labor of an infinity of experiences.

Entropy is the normal state of consciousness - a condition that is neither useful nor enjoyable.

Because watercolor actually moves on the paper, it is the most active of all mediums, almost a performance art.

I will never fix my architectural style and never be satisfied with my works.

A man's mother is his misfortune, but his wife is his fault.