谁能用英语翻译一下我两个句：1鸟儿虽小,玩弄的却是整个天空!2人生不是铅笔字,橡皮擦不掉.（我翻译的

1.A bird is small,but what it plays with is the whole sky.
2.Life is not the writing by a pencil,so it cannot be erased.