The block of granite which was an obstacle in the path of the weak, becomes a steppingstone in the path of the strong.

The block of granite which was an obstacle in the pathway of the weak, became a stepping-stone in the pathway of the strong.

To get to that goal, you've got to take care of the first obstacle in your path. We need to use that to help motivate us to reach our ultimate goal.

Love, like a river, will cut a new path whenever it meets an obstacle.

Very often we write down a sentence too early, then another too late; what we have to do is write it down at the proper time, otherwise it's lost.

A book that is shut is but a block