生(う)まれつきby nature, by birth, native

私(わたし)の髪(かみ)は生(う)まれつきクルクルです。

My hair is naturally curly since birth. {by nature, by birth, native}

生(う)まれつき大人(おとな)しい子供(こども)は育(そだ)てやすいです。

Children who are by nature quiet are easy to raise. {by nature, by birth, native}

僕(ぼく)の足(あし)が速(はや)いのは、努力(どりょく)ではなくて生(う)まれつきだ。

The reason why I am fast is not because of effort, but because I was born that way. {by nature, by birth, native}

強情(ごうじょう)なのは生(う)まれつきなこととて、それを直(なお)すのは大変(たいへん)である。

Being stubborn is something that is by nature, and correcting it is difficult. {by nature, by birth, native}

生(う)まれつき人(ひと)がいい人(ひと)には、邪悪(じゃあく)な事(こと)を考(かんが)える人(ひと)の心(こころ)が分(わ)からないだろう。

By nature, a good person probably wouldn't understand the mindset of someone who thinks evil thoughts. {by nature, by birth, native}