Reason can be used only when looking critically back.

Moreover, in the experimental sciences, the scientific fraternity must test a new theory to destruction, if possible.

Meanwhile, the originator of a theory may have a very lonely time, especially if his colleagues find his views of nature unfamiliar, and difficult to appreciate.

Every individual is a meeting ground for many different allegiances, and sometimes these loyalties conflict with one another and confront the person who harbors them with difficult choices

I hated the idea of being half of an individual who could only be completed by someone else, the other half. I liked my independence." -Amya

We were enjoying one of those rare summers of utter freedom – no financial responsibility, no debts, no time owing to anybody.

I haven't been to too many cons since Star Wars, and I don't think it's really going to change until it comes out.

Of all afflictions, the worst is self contempt.

Trying to force things only disturbs your goals. Forcing will not help. Everything happens in its right time.

Neither fear your death's day nor long for it.

No one can help me with my work. I think I do best when I am just left alone.

I’ve already lived through the worst time of my life. So I know that whatever happens to me from now on, nothing will ever be as bad as it was back then. That makes me happy.

Your humanity is your instrument.