Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't ...

If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't (Jonathon Porritt)

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Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't

Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't

Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't

Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't

Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't

Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't

Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't

Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't

Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't

Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't

Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't

Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't

Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't

Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't

Jonathon Porritt Quotes: If something is sustainable, it means we can go on doing it indefinitely. If it isn't, we can't