Suspicion against every kind of authority grew out of this experience， an attitude which has never again left me.

The only constant in agriculture is change—embrace it.

有两样东西，人们越是经常持久地对之凝神思索，它们就越是使内心充满常新而日增的惊奇和敬畏：我头上的星空和我心中的道德律。