他在最近的一部书里写道，那个理论后来已被证明不能成立。

In his latest book he writes that the theory has since been disproved.

《牛津词典》

经理论证明，宣泄是一种疏导情绪的方式。

Catharsis is theorized to be a safety valve.

youdao

“只要找到一块门前擦脚垫，”你对自己说，“我的理论就得到证明了！”

"Let me only just find a door-mat," says you to yourself, "and my theory is proved!"

youdao

Shelly Kagan But if neither of us is Shelly Kagan, then the simple original personality theory was false.

但如果我们都不是，那最初的人格理论就会被证明是错误的。

耶鲁公开课 - 死亡课程节选

And the claim that psychoanalysis proves itself by being- by its tremendous success in curing mental illness is also almost certainly not true.

对于精神分析,通过在治疗心理疾病方面获得的巨大成功,证明了其理论的正确性,这个观点当然也是不对的。

耶鲁公开课 - 心理学导论课程节选

And it turns out the second solution, with negative energy, was when the theory is telling you, hey, there are particles and there are anti-particles, and the negative energy when properly interpreted will describe anti-particles.

结果,后来证明,第二个根,也就是能量为负的那个根,正是理论的关键,世界上既有粒子,也有反粒子,负能量就是用来解释反粒子的

耶鲁公开课 - 基础物理课程节选