翻译，急！请各位帮帮忙！

Their actions also cultivate virtually my strong, hard-working and working in a serious character

Their actions cultivated my strongness, diligence and staidness gradually.

Their action is without anybody realizing it bring up me and strenghen hard-working and character of working conscientiously.

There actions also make me to be a man has a characteristic of strong, hardworking and does thing well in an invisible way.