In practice, there are legacy or mature, domain specific, off the shelf (i.e. software that other software projects can reuse and integrate into their own products) tools that are used regularly by modeleres (e.g., for testing purposes, for communication and collaboration).

[H]is [Henry I, Duke of Guise's] gifts, though conferred for the interest of his ambition, appeared always scattered with an easy bounty.

Richmond poet Rik Davis taught a poetry class at Free University while he was a sophomore English major at VCU.

In the early days, men of first-class ability, such as Alexander Hamilton, Samuel Adams, and James Madison, did not disdain membership in the state legislatures. But the development of party spirit and machine politics brought with it a great change. Then came the legislative caucus; and party politics soon reigned in every capital.