ostwald has introduced a very useful conception for the study of this question of surface energy.
"The Mechanism of Life"
Stéphane Leduc
ostwald thus defines energy: "Energy is work, all that can be obtained from work, and all that can be changed into work."
"The Mechanism of Life"
Stéphane Leduc
We have had ostwald, a most delightful human Erscheinung, as international exchange at Harvard this year.
"The Letters of William James, Vol. II"
William James
