to do something secretly or deceitfully against someone
faire quelque chose secrètement ou de manière trompeuse contre quelqu'un
"She went behind my back and told the manager everything."
"Elle est allée derrière mon dos et a tout raconté au responsable."
A person with two very different sides to their personality.
to allow others to live as they choose without interference
To lose all your money; to become bankrupt.
a large storage repository that holds raw, unprocessed data
to praise yourself for doing something well
a decision based on data analysis rather than intuition