人类有尝试的天性,或者说尝试是人类前进的契机。第一个吃螃蟹是一种尝试,第一个上月球也是一种尝试。凡尝试都无过而有功,凡尝试都值得纪念和总结。但是,并不是任何尝试都能获得成功,所以,陆放翁诗云:“尝试成功自古无”。不料,七十 Mankind has the nature of trying, or trying is an opportunity for human progress. The first to eat crab is an attempt, the first on the moon is also an attempt. Where there is nothing to try and meritorious, all attempts are memorable and concluded. However, not any attempt to be successful, so Lu Fang-weng poem: “try to succeed since ancient times.” Unexpectedly, seventy