Merkel warns that it is up to Tsipras to make new proposals as the country's banks are put under further strain.
The Chancellor can cite the country's fate as a permanent justification for cuts. But he shouldn't overreach.
The No side's lead has narrowed since the bank closures on Monday.
It's hard to imagine many other countries putting up with a 25 per cent decline in GDP, a 26 per cent unemployment rate and 35 per cent salary cuts without a revolution and a public lynching of their elected officials.
Greece has missed the deadline to pay €1.5bn to the International Monetary Fund, putting the country into arrears, while eurozone ministers refuse to extend its bailout.
The Greek PM Alexis Tsipras has made a dramatic bid for a financial lifeline.
It's a Yes or Not Accepted question.
While queueing at a cash point after hardly any sleep amid last night's drama, the Athens-based teacher Evel Economakis still believes his country will hang on in the eurozone.
A Greek schoolteacher describes the response in Greece to Syriza's victory, and warns the European left to look closer at the triumphant party's "peculiar socialism".
A refusal to acknowledge the democratic remit of the new, however irritating, Greek government could result in a contagion effect across the rest of the eurozone.