1137

The powers of Nature.

Weight, force and casual impulse, together with resistance, are the four external powers in which all the visible actions of mortals have their being and their end.

Taken from The Notebooks of Leonardo da Vinci edited by Jean Paul Richter, 1880.

1136 * 1138

XVIII * XX

Notebooks of Leonoardo da Vinci

XIX: Philosophical Maxims. Morals. Polemics and Speculations.

Prayers to God.

1132,

1133

The powers of Nature.

1134,

1135,

1136,

1137,

1138,

1139

Psychology.

1140,

1141,

1142,

1143,

1144,

1145,

1146,

1147

Science, its principles and rules.

1148,

1149,

1150,

1151,

1152,

1153,

1154,

1155,

1156,

1157

. . .