.&&.&.&.&. ..&&.&..&&
&.&&&&&&&& .&.&&&.&.&
&&.......& &&&..&&&&.
.&......&& ..&.&...&&
&&.....&.& .&&&&..&.&
.&....&&&. .--- batteries ---. &...&.&&&.
&&...&..&. &..&&&..&.
.&..&&.&&. batteries may not harm a human or, &.&..&.&&&
&&.&.&&.&& through inaction, allow a human being &&&.&&&..&
.&&&&.&&.. to come to harm. ..&&..&.&.
&...&&.&.. .&.&.&&&&.
&..&.&&&.& a battery must obey the orders given it &&&&&...&&
&.&&&..&&& by human beings except where such ....&..&..
&&..&.&... orders conflict with the first law. ...&&.&&.&
.&.&&&&... ..&.&&.&&.
&&&...&..& a battery must protect its own .&&&.&&.&.
..&..&&.&. existence as long as such protection &..&&.&&&&
.&&.&.&&&& does not conflict with the first or &.&.&&...&
&.&&&&...& second laws. &&&&.&..&&
&&...&..&& ...&&&.&..
.&..&&.&.. #### ..&..&&&.&
&&.&.&&&.& .&&.&..&&&
.&&&&..&&& these things power almost everything, &.&&&.&...
&...&.&..& but when i speak about batteries i &&..&&&...
&..&&&&.&& speak about standard household ones. .&.&..&..&
&.&...&&.. think double a, triple a, &&&&.&&.&.
&&&..&.&.& twentyfive twenty, nine volt, such ...&&.&&&&
..&.&&&&&. things... ..&.&&....
.&&&....&. .&&&.&....
&..&...&&. they look slick but are very dirty &..&&&....
&.&&..&.&& inside. &.&..&...&
&&.&.&&&.& &&&.&&..&.
.&&&&..&&. ..&&.&.&&&
&...&.&.&& .&.&&&&..&
&..&&&&&.. &&&...&.&.
&.&....&.. ..&..&&&&&