Anyway, the US, as in most issues, is the best, has the best...

Anyway, the US, as in most issues, is the best, has the best capability to lead, and really needs to lead. It doesn't [mean] that other countries won't pick different tacks and emphasize different things. In aggregate, they're almost half of the energy R&D. Europe, China, Japan - it's very important that they come along and contribute to these things.