So the idea about how detonation of a nuclear weapon might happen vary, you know - some people are especially concerned about terrorists getting their hands on nuclear weapons and using them. Some people are worried that there might be a nuclear war between India and Pakistan. Some think the Middle East, were Israel already has nuclear weapons and where other countries may be interested at some point and acquiring them, might be a flash point.

One is tempted to say that the most human plants, after all, are the weeds.

I am not going to advocate ... the abandoning of the improved modes of travel; but I am going to brag as lustily as I can on behalf of the pedestrian, and show how all the shining angels second and accompany the man who goes afoot, while all the dark spirits are ever looking out for a chance to ride.

[Nuclear weapons] now I think I mentioned around 27,000 and during the Cold War the total global arsenal was on the order of 70,000.

How beautiful the leaves grow old. How full of light and color are their last days.

The life of nature we must meet halfway; it is shy, withdrawn, and blends itself with a vast neutral background. We must be initiated; it is an order the secrets of which are well guarded.

The very idea of a bird is a symbol and a suggestion to the poet. A bird seems to be at the top of the scale, so vehement and intense his life. . . . The beautiful vagabonds, endowed with every grace, masters of all climes, and knowing no bounds - how many human aspirations are realised in their free, holiday-lives - and how many suggestions to the poet in their flight and song!