The lamp burns bright when wick and oil are clean.
Love is a thing full of anxious fears.
Well has he lived who has lived well in obscurity.
"Gutta cavat lapidem." (Dripping water carves a stone.)
Why should I go into details, we have nothing that is not perishable except what our hearts and our intellects endows us with.
So long as you are secure you will count many friends; if your life becomes clouded you will be alone.