to summarize something briefly
résumer quelque chose brièvement (resumer quelque chose brievement)
"To put it in a nutshell, we need more funding."
"En résumé, nous avons besoin de plus de financement." (en resume nous avons besoin de plus de financement)
to make difficult decisions in challenging situations
to transfer responsibility to someone else
to be in a very good position for success
an older person who uses the internet regularly
to stop communicating with someone
to change direction or strategy quickly