demanding
El profesor sea quizás el más exigente de toda la facultad.
The professor is perhaps the most demanding in the entire faculty.
You're too demanding.
No es nada exigente consigo mismo.
He isn't demanding of himself at all.
Creo que eres demasiado exigente.
I think you're too demanding.
Si eres tan exigente con los demás, deberías serlo también contigo mismo.
If you're so demanding of others, you should be just as demanding of yourself.
Es poco exigente consigo mismo.
He is not very demanding of himself.
Es un profesor de literatura medieval tan exigente que nadie quiere tenerlo.
He is such a demanding professor of medieval literature that nobody wants to have him.
— Indiana Jones y la última cruzada (1989)