I've always felt you don't have to be completely detached, emotionally uninvolved to make precise observations. There's nothing wrong with feeling great empathy for your subjects.

Science demands objective factual evidence - proof; spiritual experience is subjective and leads to faith.

We have a responsibility toward the other life-forms of our planet whose continued existence is threatened by the thoughtless behavior of our own human species. . . . Environmental responsibility – for if there is no God, then, obviously, it is up to us to put things right.

If plants could be credited with reasoning powers, we would marvel at the imaginative ways they bribe or ensnare other creatures to carry out their wishes.

Chimps act the way they feel unless they are afraid of reprisal if they do so. But that doesn't apply to humans.

Only if we understand, can we care. Only if we care, we will help. Only if we help, we shall be saved.

If a chimp who has been abused horribly by humans can help a human friend in a time of need, how much more should we help the animals - and other people for that matter - in their time of need?