to gradually become comfortable with a new situation
sich allmählich an eine neue Situation gewöhnen (sich allmählich an eine neue Situation gewöhnen)
"It can be hard to adjust to a new country's social norms."
"Es kann schwer sein, sich an die sozialen Normen eines neuen Landes anzupassen." (Es kann schwer sein, sich an die sozialen Normen eines neuen Landes anzupassen.)
to free yourself from self-doubt and lack of confidence
to develop mental and emotional toughness
to clean a surface by rubbing it with a cloth
to take more responsibility or show initiative when needed
to stop repeating mistakes as you gain experience
to gain muscle and become stronger