同学你好，该知识点来自沪江网校《2023考研蜕变计划标准班【管综+英语二+专业课1对1】（全额奖学金班）》的课程，想要更系统的学习，欢迎进入课程学习。不仅可以和更多的同学一起学习，而且还有老师、助教随时的学习指导和知识点解答哦。

it is advisable to do... 结构，to do....是真正主语 （to find out what its advocates are aiming at）
for是并列连词，连接 it is possible that in years to come they may be regarded as normal和前面的句子，however farfetched and unreasonable their principles may seem today是状语从句作插入语；