Reflections on advances and retreats in biochemistry have, over the years, generated several maxims. The late Efraim Racker’s ‘don’t waste clean thinking on dirty enzymes’ has been one of the most durable. On the occasion of a lecture in Jerusalem a decade ago, I framed a list of the ten ‘best’ maxims as ‘commandments’, which were later published as a ‘Guest Commentary’ in the Journal of Bacter...

The Climate Group notes that energy consumption by ICT activities represented 2 % of global human activity in 2009 [1]. ICT is therefore a sector contributing both to natural resource depletion and to greenhouse gas emission. Moreover, ICT generates considerable quantities of electronic waste, it emits radio waves (including GSM and WiFi) that can adversely affect human and animal health, and i...

in nowadays world, social activities and affairs are done in form of group or counsel. can group and council-working experience be performed in ejtehad and issue of religious commandments? what a necessity is there in this work? what are its positive and negative benefits and consequences? of course the first meaning of grouping ejtehad can be that individuals come together to endeavor to seek ...

In contrast to the idea that the book of Deuteronomy is a legalistic refinement of Mosaic regulations, the structure of Deuteronomy suggests that it is designed to elucidate the broader morality behind each of Ten Commandments. The book, then, is an exposition of the spirit of the Commandments. The sweeping implications of the decalogue oblige the individual to a lifestyle of moral conduct that...