帮我看看这篇英文有没有什么语法错误

帮我看看这篇英文有没有什么语法错误
time flies.you may have dreams we live for dreams.but the past has gone.no need to remember it.the future has not come yet.no need to worry it.live at present.and try to make your everyday life beautiful.time flies,we should seize it.the key is :you should have an open mind free attitude free action free love and free dream.freedom is so important .not only for your body but your mind as well.seize the time,seize the chance,so save your life and make your everyday life beautiful