昨天是第一位诺贝尔物理学奖获得者伦琴（Wilhelm Roentgen）诞生163年。伦琴的父母是表兄妹。而伦琴是个出色伟大的人。这说明近亲结婚生的小孩不一定质量差，几率很大也不代表一定会实现。

他发现x射线的成就是不朽的。对物理学、对医学而言都是里程碑。

他的一位朋友如此评价： "His outstanding characteristic was his absolute integrity. Perhaps one can say that Roentgen was in every sense the embodiment of the ideals of the 19th century : strong, honest and powerful, devoted to his science and never doubting its value; in spite of self-criticism and great humor, faithfulness and sense of sacrifice for people, memories, and ideals….but open-minded in his acceptance of new ideas…."