For my opinion contrary tendency of main reason as follows.

关于本人的定见相反倾向的首要缘由如下。

youdao

The tendency to substitution may be overborne by a contrary tendency.

替代的趋势也许会被一种相反的趋势所压倒。

youdao

Sometimes, this atavistic tendency ends in tears, when it prompts us to act contrary to what is, on reflection, our self-interest. (Witness stock-market crashes, stampedes and tamagotchi.)

但是有时候这种原始性的行为倾向以悲剧告终——当它促使我们在经过考虑之后向着与自身利益相反的方向行动的时候(股票市场崩盘，一大群人惊慌奔逃和玩电子鸡游戏的现象都说明了这一点)。

youdao

For Mr McCain, the war is a heaven-sent opportunity to raise his profile and thus convince Republicans to give him money, despite his annoying tendency to take positions contrary to the party line on campaign finance and tobacco.

ECONOMIST: Suddenly, a pre-primary electability indicator

This advice may run contrary to what might be characterized as test madness--the tendency of doctors and patients to want to test in all sorts of ways, using dozens of parameters that purport to measure how well your internal bodily engine is running.

FORBES: Magazine Article