Who said “Out of suffering have emerged the strongest souls; the most massive characters are…”?

“A man will renounce any pleasures you like but he will not give up his suffering.”

“Although the world is full of suffering, it is full also of the overcoming of it.”

“Oh, fear not in a world like this, and thou shalt know erelong, know how sublime a thing it is to suffer and be strong.”

“It is not true that suffering ennobles the character; happiness does that sometimes, but suffering, for the most part, makes men petty and vindictive.”

“Most people get a fair amount of fun out of their lives, but on balance life is suffering, and only the very young or the very foolish imagine otherwise.”

“Friendship is always a sweet responsibility, never an opportunity.”

“Your pain is the breaking of the shell that encloses your understanding.”

“Love gives naught but itself and takes naught but from itself. Love possesses not nor would it be possessed; For love is sufficient unto love.”

“Let your best be for your friend...”

“Your friend is your needs answered.”

“Perplexity is the beginning of knowledge.”