It seems to me that it's the best way of wasting money that I know of. I don't think investments on the moon pay a very high dividend.

It's no use saying do this, do that, don't do that ... it's very easy when children want something to say no immediately. I think it's quite important not to give an unequivocal answer at once. Much better to think it over. Then, if you eventually say no, I think they really accept it.

If you stay here much longer you'll all be slitty-eyed.

All money nowadays seems to be produced with a natural homing instinct for the Treasury.

There are always twenty excellent reasons for doing nothing for every one reason for starting anything-especially if it has never been done before.

Wildlife of the world is disappearing, not because of a malicious and deliberate policy of slaughter and extermination, but simply because of a general and widespread ignorance and neglect.

The conservation of nature, the proper care for the human environment and a general concern for the long-term future of the whole of our planet are absolutely vital if future generations are to have a chance to enjoy their existence on this earth.