Talking about covers, whether visually or sonically, if a particular combination of notes struck a chord in your heart in a way that you want to be a part of it by covering that song, then there's nothing wrong with it.
I think I'm extremely vulnerable and that in some ways I seek out rejection. Never feeling like you're getting that pat on the back from dad is probably at the heart of that.
In extreme situations, the entire universe becomes our foe; at such critical times, unity of mind and technique is essential - do not let your heart waver!
If your heart is large enough to envelop your adversaries, you can see right through them and avoid their attacks. And once you envelop them, you will be able to guide them along the path indicated to you by heaven and earth.
As soon as you concern yourself with the 'good' and 'bad' of your fellows, you create an opening in your heart for maliciousness to enter. Testing, competing with, and criticizing others weaken and defeat you.
The heart of a human being is no different from the soul of heaven and earth. In your practice always keep in your thoughts the interaction of heaven and earth, water and fire, yin and yang.