The researchers say these personality differences may be related to genetic micro-evolutionary changes.

研究人员表示，这些个性差异可能与基因上的微小变异有关。

They may also have personality differences which can cause conflict.

他们也可能有导致冲突的性格差异。

Unsurprisingly, introvert and extrovert personality differences affect many aspects of their personal and professional lives.

毫不奇怪，内向和外向的性格差异会影响他们个人和职业生活的许多方面。