To do something without preparation.
Faire quelque chose sans préparation. (Faire quelque chose sans preparation.)
"I forgot my notes, so I’ll just wing it during the presentation."
"J'ai oublié mes notes, alors je vais juste improviser pendant la présentation." (J'ai oublie mes notes, alors je vais juste improviser pendant la presentation.)
to amaze or astonish someone greatly
Things are usually worst just before they improve.
to feel refreshed and healthy again
a carefully thought-out strategy
someone who is very energetic and determined to succeed
By being truthful, you can avoid trouble and feel liberated.