Why cant i be strong?

Am i so terrible? I realised that i'm coward! I'm too weak and totally disappointed on myself. Even a small tiny matter i cant handle it. huh...sad~

Why cant i learn from the past mistakes?

Sorry for disappointed all of you especially YOU!
Sorry for always frustrating you!
Sorry for always give you troubles!
Sorry for always burden you!

i know i cant fulfil ur requirements but i always trying my best to do wat you requesting for. Give me some times and strength for me to move on.