*S1* WHY i sometimes make jokes...that r sometimes not funny

B4 i start my explanation, i want 2 explain about *S*...*S* is when i talk about y i do that or hav that...back to the post...i usually make stupid jokes at my school...the real reason i do so is bcos talking empties my mind...it makes me forget all my bad memories...ya, i know it's weird but this is how i'm livin