The pursuit of knowledge is a never-ending journey, and each discovery opens the door to new questions.

The crowd is always intellectually inferior to the isolated individual.

解释：不在农忙时役使百姓而耽误农时，那么可以保证百姓富裕。

The writer must be a perpetual questioner, a doubter of all certainties.

我不同意你说的话，但我愿意为你说话的权利而献出生命。