'Ware jealousy as you would 'ware wire: for it no psychiater has yet
discovered a balm.

* * *

To make an experiment of jealousy is to make a very hazardous experiment
indeed.

* * *

Jealousy is no proof of love, for

Often jealousy is but rancor under a sense of humiliation. Indeed,

Jealousy is a sign of weakness:

The lover whose self-confidence assures him of his pre-eminence fears no
rival. Yet

Male self-confidence is peculiarly vulnerable where women be concerned,
since,

As no man knows what it is appeals to a woman, he does not know on what
to pride himself:

Even an Othello is jealous of even an Iago. Yet

It is only the spectators who see the folly of Othello.
Desdemonas usually are helpless as they are oblivious.