It is to solve some of the problems of life, not only theoretically, but practically.
那意味着解决一些人生问题,不只是在理论上,也在实际生活中。
— Henry David Thoreau · Walden (1854) · Economy —
It is to solve some of the problems of life, not only theoretically, but practically.
那意味着解决一些人生问题,不只是在理论上,也在实际生活中。