保持童心是一件非常重要的事情，它能让我们保持开放、充满好奇心和创意。那么，如何保持童心呢？以下是一些简短的句子英语：

1. Keep learning new things and exploring the world around you.

保持学习和探索周围的世界。

2. Laugh often and don't take yourself too seriously.

常常笑，不要太认真。

3. Embrace your imagination and creativity.

拥抱你的想象力和创造力。

4. Play games and have fun with friends and family.

与朋友和家人一起玩游戏，享受乐趣。

5. Stay curious and ask questions.

保持好奇心，提出问题。

6. Find joy in the simple things in life.

在生活中找到简单的乐趣。

7. Don't be afraid to try new things and take risks.

不要害怕尝试新事物和冒险。

8. Appreciate the beauty of nature and the world around you.

欣赏自然和周围世界的美。

9. Believe in magic and wonder.

相信魔法和奇迹。

10. Never stop dreaming and pursuing your passions.

永远不要停止梦想和追求你的激情。