By an object, I mean anything that we can think, i.e. anything we can talk about.

Every new concept first comes to the mind in a judgment.

We do not really think, we are barely conscious, until something goes wrong.

The entire universe is perfused with signs, if it is not composed exclusively of signs.

The pragmatist knows that doubt is an art which hs to be acquired with difficulty.

It is... easy to be certain. One has only to be sufficiently vague.

My language is the sum total of myself.

The essence of belief is the establishment of a habit; and different beliefs are distinguished by the different modes of action to which they give rise.

It is not knowing, but the love of learning, that characterizes the scientific man.

The definition of definition is at bottom just what the maxim of pragmatism expresses.

We should chiefly depend not upon that department of the soul which is most superficial and fallible (our reason), but upon that department that is deep and sure, which is instinct.

Prior to SunRun, I was headed toward a career in venture capital and then realized I wanted to apply my knowledge of finance more directly to helping change the world.

Sustainability can't be like some sort of a moral sacrifice or political dilemma or a philanthropical cause. It has to be a design challenge.

Busyness is the unrivaled archenemy of spiritual authenticity.

I had to give up martinis - I enjoyed them too much.

There's been a lot of times that I thought I'd never work again; I was really bummed out.

Don't tell me this is a difficult problem. If it weren't difficult, it wouldn't be a problem.

In addition to their 'do no evil' motto, Googlers have always been guided by another, much less explicit philosophy: 'computational arrogance.'

Diffidence in an officer is a good mark because he will always endeavor to bring himself up to what he conceives to be the full line of his duty.

You didn't kill him. He would have killed you, but you didn't kill him." "So? He was stupid. If I killed everyone who was stupid, I wouldn't have time to sleep.

Facebook: What's on your mind? ..Twitter: What's happening? Myspace: Where did everybody go?