"Woe unto them that call evil good, and good evil; that put darkness for light, and light for darkness; that put bitte…"

"νόμωι (γάρ φησι) γλυκὺ καὶ νόμωι πικρόν, νόμωι θερμόν, νόμωι ψυχρόν, νόμωι χροιή, ἐτεῆι δὲ ἄτομα καὶ κενόν (Tetralogi…"

"Bitterness imprisons life; love releases it. Bitterness paralyzes life; love empowers it. Bitterness sours life; love…"

"Nil habet infelix paupertas durius in se, quam quod ridiculos homines facit."

"Failure makes people bitter and cruel."

"We may avoid much disappointment and bitterness of soul by learning to understand how little necessary to our joy and…"

"Asperæ facetiæ, ubi nimis ex vero traxere, Acram sui memoriam relinquunt."

"That loss is common would not make My own less bitter, rather more."

"When streams of unkindness, as bitter as gall, Bubble up from the heart to the tongue."

"World's use is cold, world's love is vain, World's cruelty is bitter bane; But pain is not the fruit of pain."