When I told my son that I had to give a talk about my work to non-mathematicians, he warned me that regular people don't think like mathematicians.

The main challenge is what to do in the face of double standards. Those who should be rendered accountable under international criminal law, the Kissingers of this world, enjoy de facto impunity, while those who come from countries that have long been targets of hegemonic abuse are used as poster children of accountability.

In the current setting the situation of the poor is neglected despite the grotesque wealth of the capitalist elites, and the dangers to the well-being of humanity associated with climate change are ignored despite a strong scientific consensus warning of the adverse, and possibly irreversible, consequences of further delays in reducing the level of greenhouse gas emissions, especially carbon.

As Gandhi famously responded when asked about "Western civilization," "I wish they had one," the same applies to "international community": "I wish there was one."

The central task of our time is to evolve a new system of world order based on principles of peace and justice.

As matters now stand, the veto seems inappropriate, given the absence of any deep ideological split between major states, and definitely constrains the war-prevention mission of the UN. Similarly, the present permanent five are out of touch with geopolitical realities, and constitute a remnant of a West-centric world order, casting a shadow of illegitimacy across the activities of the most important organ of global policymaking in the UN System.

Since Israel would rather re-experience Masada than renounce the core Zionist objective of establishing a Jewish state, the only one-state "solution" on the horizon of realistic possibilities is an Israeli "one state" that fulfills the messianic nationalist ideal embraced by deep Zionism, likely consisting of completing the expansionist process of recent years by incorporating all or most of the West Bank, casting Gaza adrift, consolidating control over Jerusalem, and transferring as many West Bank Palestinians as possible to Jordan.