I would like help on this (the final line should be italicized) Explain the meaning of the following lines, especially the italicized line.

I do not know tomorrow's way,

If dark or gladsome it may be;

Santiago said, “a man can be destroyed but not defeated.” in essence he says that a. defeat is likely when you sail alone. b. man can face defeat so it is important to learn from your mistakes and be prepared. c. sharks can always defeat man unless man is well prepared. d. man can be hurt and even destroyed but still have the ability to control how it is viewed.

The perimeter of a picture frame is 24 inches. if the width of the picture frame is 5 inches, what is the length of the picture frame?

The balance includes both the fees for service and the shipping charges. is this sentence incomplete or complete?