Eternity is in love with the productions of time. William Blake
The general rule of law is, that the noblest of human productions knowledge, truths ascertained, conceptions and ideas become, after voluntary communication to others, free as the air to common use. Louis Brandeis
The materials of wealth are in the earth, in the seas, and in their natural and unaided productions. Daniel Webster
You see only the productions of second-rate folk who are in a hurry to get wealth and fame. The true knowledge, the deadly knowledge, is still kept secret. But, believe me, my friend, it is there. John Buchan
No limits whatever are placed to the productions of the earth; they may increase forever. Thomas Malthus
Nothing is finer for the purposes of great productions than a very gradual ripening of the intellectual powers. John Keats