Beyond closed-system problem-solving: A study of metasystematic aspects of mature thought.

His most known contribution is Entretiens de Phocion, a dialogue first published in 1763, which introduced themes of his mature thought.

A product of the beginning of his brief career, it embodies the mature thoughts of a humorist/playwright.

Some of Ives's mature thoughts about music owe a lot to Phelps's example.

They speak of "the psychological revolution" leading to her "mature religious thought."

The mature thought of Han Ryner is influenced by stoicism and epicureanism.

These books expressed his mature thought, and may be said to contain, in what he conceived as a final form, the speculative achievements of his life.

In this sense, his mature political thought never really changed".

His mature thought is in the last few essays he wrote before his death.

The other philosopher who made a large influence on his mature thought was Nicolai Hartmann.