益处

What profit is there in worrying?

忧虑有什么?

All growth is a leap in the dark, a spontaneous unpremeditated act without the benefit of experience.

所有的成长是一种在黑暗中的跳越，一种自发性非预谋没有经验的的行动。

Jogging will confer striking benefits.

慢跑会带来明。

Therefore, the goodness or the betterness of strategies as projections of some future outcomes will never be known for sure until they have been tried.

因，在尝试之前，它们作为对某种未来结果的预测的或优点将永远无法确切地知道。