1148

Science, its principles and rules.

Science is the observation of things possible, whether present or past; prescience is the knowledge of things which may come to pass, though but slowly.

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

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,
1158,
1159,
1160,
1161
What is life?.
1162,
1163
Death.
1164
How to spend life.
1165,
1166,
1167,
1168
. . .