People with a clear sense of identity know who they are and what they stand for. They have a strong sense of self and are not easily swayed by others.

膨胀是一个非常简单的想法，但它解释了很多事情。

The scientist is a lover of truth for the very love of truth itself, wherever it may lead.

每个孩子都应该有一个装满故事的书籍，这些故事反映了他们自己的经历，并打开了通往新世界的窗户。