Chaim Weizmann peace and a renewal of its youth, creating here the springs of a new spiritual and material life. [...] I speak of both science for its own sake and science as a means to an end." His efforts led in 1934 to the creation of the Daniel Sieff Research Institute (later renamed the Weizmann Institute of Science), which was financially supported by an endowment by Israel Sieff in memory of his late son. Weizmann actively conducted research in the laboratories of this institute, primarily in the field of organic chemistry. He offered the post of director of the institute to
Chaim Weizmann British Zionist Federation; he worked with Arthur Balfour to obtain the milestone Balfour Declaration; A founder of so-called Synthetic Zionism, Weizmann supported grass-roots colonization efforts as well as high-level diplomatic activity. He was generally associated with the centrist General Zionists and later sided with neither Labour Zionism on the left nor Revisionist Zionism on the right. In 1917, he expressed his view of Zionism in the following words, Weizmann's personality became an issue but Weizmann had an international profile unlike his colleagues or any other British Zionist. He was President of EZF Executive Council. He was also criticized by Harry