to be knowledgeable or skilled about something
être bien informé ou compétent dans un domaine (etre bien informe ou competent dans un domaine)
"You can tell she really knows her stuff about physics."
"On peut dire qu'elle connaît vraiment son sujet en physique." (On peu dir kel konet vréman son sujet an fizik)
to continue doing something as planned
to end a situation where no progress is being made
to summarize something briefly
a solution that resolves a conflict calmly
to trust someone even when you are not sure they are honest
to work too hard without enough rest