鈥淲e are running a gigantic experiment with humans and all other living things as the subject.鈥�
Tom Blundell, chairman of Britain鈥檚 Royal Commission on Environmental Pollution, on the potential hazards of chemicals in everyday products (The Guardian, London, 27 June)
鈥淓U guidelines only allow crows to be shot if they pose a serious threat to citizens鈥� well-being.鈥�
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Volker Dumann of the Environment Office in Hamburg, on the crows that have started attacking joggers and pensioners in German parks (The Sunday Telegraph, London, 29 June)
鈥淚f they are forced to give birth they throw the children into latrines or abandon them to the hyenas.鈥�
Amare Badada of the Ethiopian Family Guidance Association on the effect of attempts to discourage abortion (BBC news online, 28 July)
鈥淕oogle combined with Wi-Fi is a bit like God. God is wireless, everywhere and God sees and knows everything.鈥�
Alan Cohen of Wi-Fi provider Airespace, on the benefits of wireless internet searches (The New York Times, 29 June)
鈥淔resh sperm are always better than stale sperm.鈥�
Reproductive biologist Lynn Fraser on why a couple may be less likely to conceive if they abstain from sex to save sperm for when the woman is most fertile (The Guardian, London, 30 June)
鈥淧rivately owned journals can鈥檛 tie up scientific information.鈥�
Nobel laureate Harold Varmus on a law to make the results of all federally funded research freely available to US taxpayers (The New York Times, 26 June)