The three authors of the Vedas were buffons, knaves, and demons. So-called universal ideas and relations are to be understood through perceptual connections, reinforced by memory. Connections of cause and effect must be understood perceptually, when we do so, its basis disappears for we may perceive the two horns of a cow successively and one horn would not seem to be the cause of the other. 2700 years later most of the world hasn't caught up to these people. It's pretty depressing.
Few things are harder to put up with than the annoyance of a good example.
A man should wander about treating all creatures as he himself would be treated. Einstein, Out of My Later Years, ch. Only when the last tree has been cut down, Only after the last river has been poisoned, Only after the last fish has been caught, Only then will you find that money can not be eaten. In as much as all beings are our kindly parents, it would be a cause of regret to have aversion for and thus disown or abandon any of them. Tantric Buddhist proverb.