Ivan Pavlov

1849–1936 · Russian physiologist

Topics: learning

• Learn, compare, collect the facts!

  — Ivan Pavlov

• Learn the ABC of science before you try to ascend to its summit.

  — Ivan Pavlov

• Perfect as is the wing of a bird, it never could raise the bird up without resting on air. Facts are the air of a scientist. Without them you never can fly. Without them your "theories" are vain efforts.

  — Ivan Pavlov