Language Point 15

the great creative personalities ...(Para. 3)
personality: n. 1. a person who is well-known to the public
Please note that this is a countable noun in this sense.
He is a powerful personality.

他是一位有权势的人物。
A number of local personalities were present.

出席的有许多当地政要。
2. the quality or condition of being a person
I like Jack because he has a friendly personality.

我喜欢杰克是因为他性情随和。