he only thinks about
He only thinks about that.
He only cares about himself.
He only thinks of himself.
Le problème, c'est qu'il ne pense qu'à lui.
The problem is, he only thinks about himself.
Il ne pense qu'à se faire bien voir.
All he cares about is making himself look good.
— Enquête sur un citoyen au-dessus de tout soupçon (1970)