Proverbs 15:23 A man hath joy by the answer of his mouth: and a word spoken in due season, how good is it!

Isaiah 50:4 The Lord GOD hath given me the tongue of the learned, that I should know how to speak a word in season to him that is weary: he wakeneth morning by morning, he wakeneth mine ear to hear as the learned.

1 Corinthians 9:20 And unto the Jews I became as a Jew, that I might gain the Jews; to them that are under the law, as under the law, that I might gain them that are under the law;