From hard years of experience, he knew that the strength as well as the weakness of the Portuguese lay in the sea, and he concentrated his operations on Portuguese ships so that his victories were not measured in hectares of conquered territory, but in captured vessels and increased custom revenues in Mocha, Jiddah and Suez.
Dari pengalaman bertahun-tahun, ia tahu bahwa kekuatan serta kelemahan orang Portugis terletak di laut, dan ia memusatkan operasinya pada kapal-kapal Portugis sehingga kemenangannya tidak diukur dalam hektar wilayah yang ditaklukkan, tetapi dari kapal-kapal yang di rebut dan peningkatan pendapatan di Mocha, Jeddah dan Suez.