A boar is often held by a not-so-large dog.
It is hope which makes the shipwrecked sailor strike out with his arms in the midst of the sea, though no land is in sight.
When the heart is sick it cannot bear the slightest annoyance.
Be bold, take courage... and be strong of soul
When the roses are gone, nothing is left but the thorn.
Gutta cavat lapidem, non vi sed saepe cadendo. (The drop excavates the stone, not with force but by falling often.)