在对抗现实的战争中，想象力是最强大的武器。

在冬天的深处，我发现我内心有一个不可战胜的夏天。

Tell the cook of this restaurant with my compliments that these are the very worst sandwiches in the whole world, and that when I ask for a watercress sandwich I do not mean a loaf with a field in the middle of it.

理解计算的极限对于推进计算机科学领域至关重要。