She admits that conditions might arise which in their case also would be favourable to the highest creative effort; conditions which would modify the existing state of things according to which, to speak in her own scientific phraseology: "The woman of large capacity can seldom rise beyond the absorption of ideas; her physical conditions refuse to support the energy required for spontaneous activity; the voltaic pile is not strong enough to produce crystallisations."
"George Eliot"
Mathilde Blind
In the voltaic circuit, again, we cannot have one current without its opposite.
"A System Of Logic, Ratiocinative And Inductive (Vol. 1 of 2)"
John Stuart Mill
19, one end of the coherer being attached to the outer end of the spiral and the other end through a condenser to the earth, a relay and a voltaic cell being arranged as shown in the diagram.
"Hertzian Wave Wireless Telegraphy"
John Ambrose Fleming