Nothing is fool-proof to a sufficiently talented fool.

Not to take this web of dualities as a sign we are on the right track would be a bit like believing that God put fossils into the rocks in order to mislead Darwin about the evolution of life.

Maybe I don't have the most common kind of motor neuron disease, which usually kills in two or three years.

The rate of progress is so rapid that what one learns at school or university is always a bit out of date. Only a few people can keep up with the rapidly advancing frontier of knowledge, and they have to devote their whole time to it and specialize in a small area. The rest of the population has little idea of the advances that are being made or the excitement they are generating.

I may contradict myself, but at least I don't contradict myself.

If time travel is possible, where are the tourists from the future?

Disorder increases with time because we measure time in the direction in which disorder increases.