Translation of "Sane" in Portuguese

He was stressed, certainly, but sane.

Ele era estressado, certamente, mas são.

In a mad world only the mad are sane.

Num mundo de loucos, só os loucos são lúcidos.

Rousseau was mad but influential; Hume was sane but had no followers.

Rousseau era louco, porém influente; Hume era são, mas não tinha seguidores.