My Tick Tock Clock

I envy you my clock Ticking everyday, unfazed by your surrounding flock Your pendulum taking the same time to make one full swing Unlike me who is incapable of managing the mood swing Rain may pour, Sun may flare But You my clock does not care You tick today undisturbed by past or future I can't be as you so mature When seconds turn sixty, minute goes one up When minutes turn sixty, hour goes one up But I can't let my past sorrow subside and make up