What does it matter if one makes mistakes?
It is true, as you say, that no single individual knows the whole of truth; but every individual possesss a fragment of it, and altogether we have the whole.

Look at India, there you have existing what we should become if we all followed your philosophy, they live in their own spiritual world, and are indifferent to any other, they endure first the despotism of their own government, then a foreign conqueror, and finally lose not only freedom and independence, but civilization, and become not exactly slaves, but ignorant, superstitious barbarians." "The German people will not get to that," said Wilhelm, smiling.
"Thank the men for that," cried Schrotter, "the men who think it their duty to take part in the welfare of their country, and to exert themselves for the spiritual freedom of others.

An energetic sympathy with public affairs is a form of love for one's neighbor.

Say that constantly to yourself, without letting yourself be deceived by the hypocrite who handles politics as others do the Stock Exchange, merely to make profit out of them." While they talked they had arrived at Schrotter's house door.

It was nearly midnight, and had stopped raining, and all the houses except Schrotter's were dark.