ἄνθρωπός ἐστι πνεῦμα καὶ σκιὰ μόνον → human being is only a breath and a shadow, man is but a breath and a shadow
constat: v. consto.
cōnstat, v. consto.
constat V IMPERS :: it is agreed/evident/understood/correct/well known (everyone knows/agrees)