Andrew Hearst and Zach Cutler know their ventures will take persistence, something economist Nake Kamrany says all entrepreneurs need, regardless of age.

VOA: standard.2010.01.31

But Kamrany says persistence eventually turns many start-ups into successful ventures.

VOA: standard.2010.01.31

Nesterenko says if there is persistence, political will, and genuine desire to make a qualitative move away from the level of relations that characterized recent years and away from the standstill that affected the bilateral agenda, then a new treaty is entirely within reach.

VOA: standard.2009.04.02