The trick is to be consistently you, at your best. (Para. 7)
Meaning: The skilled way is that you always have your same behavior, attitude and good qualities all the time and perform as well as you are able to.
The adjective form of "consistently" is "consistent", meaning "always having the same opinions, standard, behaviour, attitudes, qualities," etc.
He was consistent in his attitude. 他的态度是前后一致的。
The second statement is not consistent with the first one. 第二份声明与第一份声明不一致。
at one's best: performing as well or effectively as one is able to
He was never at his best early in the morning. 他清晨从来不在最佳状态。
At her best, she's a really first-class dancer. 在最佳状态时，她真是一位一流的舞蹈家。