The best doctors found a middle position where they were neither overwhelmed by their feelings nor estranged from them. That was the most difficult position of all, and the precise balance - neither too detached nor too caring - was something few learned.

For our own species, evolution occurs mostly through our behavior. We innovate new behavior to adapt.

We are one of only three species on our planet that can claim to be self-aware, yet self-delusion may be a more significant characteristic of our kind.

She had been living like a hermit herself, in a cramped, seedy apartment in Somerville, spending long hours in the lab. All-nighters had become a regular thing. She didn't have any close friends, didn't go out on dates, didn't even go to the movies by herself. She had sacrificed a normal life in order to get a PhD, and become a scientist.

The planet has survived everything, in its time. It will certainly survive us.

Environmentalism has already killed somewhere between 10-30 million people since the 1970s.

The system didn't screw you. The system revealed you.