The shame of fools conceals their open wounds. [Lat., Stultorum incurata malus pudor ulcera celat.]
Fools through false shame, conceal their open wounds.
It is the false shame of fools to try to conceal wounds that have not healed.
Be not ashamed to have had wild days, but not to have sown your wild oats.
The shame is not in having sported, but in not having broken off the sport. [Lat., Nec luisse pudet, sed non incidere ludum.]