The deeper the feeling, the greater the pain
Experience never misleads; what you are misled by is only your judgment, and this misleads you by anticipating results from experience of a kind that is not produced by your experiments.
Time stays long enough for anyone who will use it.
Poor is the pupil who does not surpass his master.
The grave will fall in upon him who digs it.
Great love is born of great knowledge of the thing that is loved, and if you do not know it, you can love it little or not at all.