(30.) Coolness in friendship and the slackening of its ties, arise not without cause; in love there is hardly any other cause for our ceasing to love but that of having loved to excess.
(31.) It is no more in our power to love always than it was not to love at all.
(32.) Love receives its death-wound from aversion, and forgetfulness buries it.
(33.) We perceive when love begins and when it declines by our perplexity when alone.
(34.) To cease from loving is a distinct proof that the powers of man are limited and his affections as well.
It is a weakness to love; it is sometimes another weakness to attempt the cure of it.
We are cured in the same way as we are comforted, for we cannot always weep nor love with all our heart.
(35.) There should be within the heart inexhaustible sources of grief for certain losses. It is seldom that either by our virtue or strength of mind we overcome a great affliction; we weep bitterly and are deeply moved, but afterwards we are either so weak or so flighty that we console ourselves.[191]
(36.) When a plain-looking woman is loved, it is certain to be very passionately; for either her influence on her lover is irresistible, or she has some secret and more irresistible charms than those of beauty.
(37.) For a long time visits among lovers and professions of love are kept up through habit, after their behaviour has plainly proved that love no longer exists.