「悲観主義と楽観主義」私が悲観主義者か楽観主義者かの問いにはこう答える。私の知識は悲観的なものだが、私の意志と希望は楽観的だ👤To the question whether I am a pessimist or an optimist, I answer that my knowledge is pessimistic, but my willing and hoping are optimistic.