I witnessed my love from pure to pale, from pale to dust.是什么意思?

I witnessed my love from pure to pale, from pale to dust.是什么意思? 这是什么从句?Never in my life have I witnessed such considerate behaviour in a person of high birth!后面的 I witnessed~是什么从句? I Love My People I LOVE MY STYLE I love you,my I love my music I Love My Mum i love you,my I do my love Sorry~My love I really love i love you very much my love i love you very much my love I love my job.还是I love my work. I love you ,my honey! oh,my baby,i love I Lay My Love On because i have my love. I Love fuck my family