IDIOM - to "move mountains" / a "mountain to climb"

IDIOM - to "move mountains" / a "mountain to climb":

- "To move mountains":
1. if someone or someone's beliefs or feelings can move mountains, they can achieve something that is very difficult.
Ex: "If faith can move mountains, we'll win the Cup."
2. if you would move mountains for someone, they are so important to you that you would do anything to please them.
Ex: "He'd move mountains for her but she treats him like dirt."

- "A mountain to climb":
Something that is very difficult to do.
Ex: "After a bad start to the season, the team has a mountain to climb if they want to win the league."

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