to ignore a problem hoping it will go away
ignorer un problème en espérant qu'il se résoudra de lui-même
"We can’t bury our heads in the sand about climate change any longer."
"nous ne pouvons plus enterrer la tête dans le sable à propos du changement climatique"
to improve or advance to a higher level
a discovery that changes understanding in a field
a brief encounter or experience with a famous person
confident and sure of oneself
A person who is honest and direct.
to act morally or kindly even when others don't