Some phrases may have lacked practical utility but often illustrated " a grammatical construction in the simplest possible way" - and they were memorable.

有些短语可能缺乏实用价值，但往往“以最简单的方式说明了一种语法结构”，并且令人记忆深刻。

These subjects were not studied merely for the sake of curiosity or practical utility, but because they authenticated the belief that numbers were the sacred language of the universe.

这些科目的研究不仅仅是为了好奇或实用，而是因为他们认识到数字是宇宙的神圣语言。

In no form of human productivity of far-reaching importance is the direct practical utility of every step in the process visible to the man who takes it.

在具有深远意义的人类生产力中，没有一种形式的过程中每一步的直接实用性对采取它的人来说是可见的。

If, on the other hand, we agree with M. Bergson in thinking that evolution took place as Darwin believed, then it is not only intellect, but all our faculties, that have been developed under the stress of practical utility.

另一方面，如果我们同意 M. Bergson 的观点，认为进化是如达尔文所相信的那样发生的，那么不仅是智力，而且是我们所有的能力，都是在实用性的压力下发展起来的。