有明确身份认同的人知道他们是谁以及他们代表什么。他们有强烈的自我意识，不容易被他人左右。
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.
我们仍处于理解如何构建真正智能系统的早期阶段。
The best performance improvement is the transition from the non-working state to the working state.
真正的创新来自于对未来的信仰。
引力比其他力弱得多这一事实可能是物理学中最深刻的谜团。