μὴ δὶς πρὸς τὸν αὐτὸν λίθον πταίειν → do not stumble twice on the same stone
vĭgĭlans: antis, Part. and P. a. of vigilo.
vĭgĭlāns,¹² tis, part. de vigilo || adjt, vigilant, attentif, soigneux : Cic. Agr. 1, 3 || -tior Cic. Verr. 2, pr. 32 ; -tissimus Val. Max. 9, 1.