Geisteskraft

From LSJ

πολλὰ τὰ δεινὰ κοὐδὲν ἀνθρώπου δεινότερον πέλειmany things are formidable, and none more formidable than man | wonders are many, and none is more wonderful than man | many things are bad, but nothing is more atrocious than man

Source

German > Latin

Geisteskraft, animi vis, virtus. – animi vigor (Lebendigkeit des Geistes, Ggstz. corporis vigor). – vis ingenii, auch bl. ingenium (produktive G., z.B. praestare alqm ingenio).