In each case you settle on an act. Doing nothing at all counts as an act.

I have this extraordinary curiosity about all subjects of the natural and human world and the interaction between the physical sciences and the social sciences.

Acceptance means commitment, among other things.

The final arbitrator in philosophy is not how we think but what we do.

By legend and perhaps by nature philosophers are more accustomed to the armchair than the workbench.

Plutonium has a quite extraordinary relationship with people. They made it, and it kills them.

The best reaction to a paradox is to invent a genuinely new and deep idea.