As fate is inexorable, and ...

As fate is inexorable, and not to be moved either with tears or reproaches, an excess of sorrow is as foolish as profuse laughter; while, on the other hand, not to mourn at all is insensibility.
As fate is inexorable, and not to be moved either with tears or reproaches, an excess of sorrow is as foolish as profuse laughter; while, on the other hand, not to mourn at all is insensibility.

Quotes from the same author

If one does not know to which port one is sailing, no wind is favorable.
One of the most beautiful qualities of true friendship is to understand and to be understood.
Luck is what happens when preparation meets opportunity.
The conditions of conquest are always easy. We have but to toil awhile, endure awhile, believe always, and never turn back.
Begin at once to live and count each separate day as a separate life.