Proverbs 16:26
The laborer's appetite works for him; his hunger drives him on.
(Gem's own interpretation: Perseverance when driven by passion)

Proverbs 17: 17
A friend loves at all times, and a brother is born for adversity.
(Gem's own interpretation: A friend in need is a friend indeed)

Proverbs 17: 22
A cheerful heart is good medicine, but a cushed spirit dries up the bones.
(Gem's own interpretation: Optimism is everything)

Proverbs 20: 25
It is a trap for a man to dedicate something rashly and only later to consider his wows.
(Gem's own interpretation: Hasty and rash decisions are not wise choices)