كل ماهو غير مستحيل فهو ممكن

To a physicist, we have the 'I' word, the I-word is 'impossible.' That's dangerous.

I'm not a science fiction writer, I'm a physicist.

Thus the yeoman work in any science, and especially physics, is done by the experimentalist, who must keep the theoreticians honest.

They basically ask their engineers to volunteer some probability figures, then they take the average. This is not science. This is voodoo,

In science, nothing is ever 100% proven.