ψυχρότης
From LSJ
ζῆν οὐκ ἄξιος, ὅτῳ μηδὲ εἷς ἐστι χρηστὸς φίλος → life is not worth living if you do not have at least one friend
English (LSJ)
ητος, ἡ,
A coldness, cold, opp. θερμότης, Hp.VM16, Pl.R.437e; ἡ τοῦ περιέχοντος ψ. καὶ στυγνότης Plb.4.21.1: pl. ψυχρότητες chills, frosts, Plu.2.701b. II metaph. of persons, want of feeling, bad taste, D.18.256: sluggishness, Plu.Fab.17. 2 of exaggerated, glittering phrases and the like, frigidity, Longin.3.4, Agatharch.21, Demetr.Eloc.6, al.