Adaptability is not imitation. It means power of resistance and assimilation.
Complete adaptation to environment means death. The essential point in all response is the desire to control environment.
I am made all things to all men, that I might by all means save some.
To the weak became I as weak, that I might gain the weak.
Unto the Jews I became as a Jew, that I might gain the Jews.
The character of a people may be ruined by charity.