“Never give up” is a common phrase used to express the idea of never ceasing to strive for a goal or to persevere through difficulties. Here are five idiomatic ways to express this concept in English that can be motivational:

1. Keep at it: This phrase is casual and straightforward, suggesting that you should continue to work on something without giving up.

2. Stick with it: This expression encourages someone to continue doing something, emphasizing the importance of persistence.

3. Hang in there: Used to comfort someone who is facing a tough situation, this phrase reminds them to stay strong and not to give up.

4. Don’t throw in the towel: This metaphorical expression comes from the act of throwing a towel into the ring to signify surrender. It’s a bold way to tell someone not to give up, even when things seem tough.

5. Push through: This phrase is a call to action, urging someone to push past obstacles and continue moving forward, no matter how challenging the circumstances may be.

Each of these expressions carries its own nuance and can be chosen based on the context and the tone you wish to convey.