to be competent or deserving respect in one’s field
être compétent ou mériter du respect dans son domaine (etre competent ou meriter du respect dans son domaine)
"Any engineer worth his salt can solve this problem."
"Tout ingénieur qui vaut son sel peut résoudre ce problème." (Tout ingenieur qui vaut son sel peut resoudre ce probleme.)
to compensate for something
to achieve higher positions in career or life
to become very successful or famous
to be unusually advanced or innovative for its era
to be confident and relaxed about who you are
to stop being interested in something