Translation of "Borne" in English

Y a-t-il la moindre borne ?

Are there any landmarks?

Tout homme a vu le mur qui borne son esprit.

Every man has seen the wall that limits his mind.

Le juge se borne à diriger la procédure pour éviter les irrégularités et assurer le respect des droits des parties,

the judge confines himself to directing the procedure to avoid irregularities and ensure respect for the rights of the parties,

Un sophiste même qui trompe sans se tromper n'est pas un imposteur encore, tant qu'il se borne à l'autorité de la raison, quoiqu'il en abuse.

Even a sophist who deceives without deceiving himself is not yet an impostor, as long as he confines himself to the authority of reason, even though he abuses it.