给定一组音乐歌词，输出它们的情感极性（积极/消极）。
I will always love you
Yesterday, all my troubles seemed so far away
Good Riddance (Time of Your Life)
"I will always love you" - 积极 (positive)  
"Yesterday, all my troubles seemed so far away" - 消极 (negative)  
"Good Riddance (Time of Your Life)" - 消极 (negative)