尽可能广泛地涉猎各门学问,并且尽可能深入地择一钻研。
The Worldly Hope men set their Hearts upon Turns Ashes—or it prospers; and anon, Like Snow upon the Desert's dusty Face, Lighting a little hour or two—is gone.
Diversity in crops is just as important as diversity in ideas; both are essential for resilience.