It is easier to buy books than to read them, and easier to read them than to absorb them.

It is much simpler to buy books than to read them and easier to read them than to absorb their contents.

To study the phenomena of disease without books is to sail an uncharted sea, while to study books without patients is not to go to sea at all.

He who studies medicine without books sails an uncharted sea, but he who studies medicine without patients does not go to sea at all.

To know what has to be done, then do it, comprises the whole philosophy of practical life.

The future is today.