I don't know if these are what you want,but hope they help.
The world is round and the place which may seem like the end may also be only the beginning.- Ivy Baker Priest
The lowest ebb is the turn of the tide.-Henry Wadsworth Longfellow
'Tis sweet to look on what was hard to endure.-Robert Herrick (17th Century)
Pain nourishes courage. You can't be brave if you've only had wonderful things happen to you.-Mary Tyler Moore
Hope is a risk that must be run.-George Bernanos
If Winter comes, can Spring be far behind?-Shelley
Life is like playing a violin solo in public and learning the instrument as one goes on.-Samuel Butler
If at first you don't succed, yoou're running at about average.-M.H. Alderson
Don't let life discourage you; everyone who got to where he is had to begin where he was.- Richard L. Evans
Hope your frien feels better!