The man was such an intellectual he was of almost no use.
It's actually safe to create a universe in your basement.
Thinking about quantum physics is like unraveling your brain and putting it back together again upside down. Much like studying Kabbalah.
Now, what space ultimately is - I should confess, I think most physicists believe - we don't yet know.
One of the things I sort of dreamt about awhile ago is that if Einstein were still alive, it would be absolutely wonderful to go to him and tell him about the discovery, and he would have been very pleased, I'm sure of that.
[My favorite scientist] Michio Kaku. He deals with wormholes. Check him out. He's great.
SF is the literature of the theoretically possible, and F is the literature of the impossible.
If you find that you're spending almost all your time on theory, start turning some attention to practical things; it will improve your theories. If you find that you're spending almost all your time on practice, start turning some attention to theoretical things; it will improve your practice.
When we started ShapeShift, a future world of natively digital assets was very theoretical.
Political parties are complicated coalitions and aren't excessively theoretical.
The young were always theoretical; only the middle-aged could realize the deadliness of principles.
Einstein ... always spoke to me of Rutherford in the highest terms, calling him a second Newton.