Civil Engineer

Leonardo da Vinci

Mathematics

Renaissance

1452–1519

"The false interpreters of nature declare that quicksilver is the common seed of every metal, not remembering that nature varies the seed according to the variety of the things she desires to produce in the world."

William John Macquorn Rankine

Science

1820–1872

"This law , and the law of the maximum efficiency of heat engines, are particular cases of a general law which regulates all transformation of energy, and is the basis of the Science of Energetics."

Osama bin Laden

Religion

antisemitism

1957–2011

"What I know is that those who risked their lives to earn the pleasure of God are real men. They managed to rid the Islamic nation of disgrace. We hold them in the highest esteem."

🇬🇷Alexis Tsipras

Politics

b. 1974

"Homepage of Alexis Tsipras, 2014 candidature for European Commission President"

🇦🇺Mehreen Faruqi

Politics

b. 1963

"One of my missions was to raise the voice of women like me, raise the voice of migrant women and women of colour so it could be part of the political system."

🇩🇪Konrad Zuse

Technology

1910–1995

"The rattling of the relays of the Z4 was the only interesting thing to be experienced in Zurich's night life!"

🇷🇺Boris Yeltsin

Politics

Liberalism

1931–2007

"I believe in this tragic hour you can make the right choice. The honor and glory of Russian men of arms shall not be stained with the blood of the people."

🇬🇧Stephen Williams (archeologist)

Education

1837–1899

"Why study this fringe area …? If one considers it worthless, lacking in veracity, won't discussing it give it more credibility than it deserves? If we ignore it, perhaps it will go away."

🇬🇧David Brewster

Science

1781–1868

"Man, made after God's image, was a nobler creation than twinkling sparks in the sky, or than the larger and more useful lamp of the moon."

🇫🇷Jean-Baptiste Biot

Science

1774–1862

"The first step to be taken, is to study carefully the fundamental phenomenon above described, and to examine all the various circumstances under which it presents itself."

"Among others there are three methods for shaping shells: the freely shaped hill, the membrane under pressure and the hanging cloth reversed."

"The most fruitful research grows out of practical problems."

🇺🇸Rex Tillerson

Politics

b. 1952

"I will be honest with you, it troubles me that the American people seem to want to know so little about issues, that they are satisfied with a 128 characters."

🇫🇷Henri de Saint-Simon

Literature

utopian socialism

1760–1825

"The progress of the human mind, the revolutions which occur in the development of knowledge, give each century its special character."

🇮🇹Mauricio_Macri

Politics

b. 1959

"It is not so easy to an economy after a decade of lies. They were taking Argentina towards the same kind of problems that Venezuela is facing now."

🇪🇸Eduardo Torroja

Technology

1899–1961

"very structure has a resistant function to fulfill... to ensure ...the static equilibrium of the structure for a long period of time."

Yasser Arafat

Politics

1929–2004

"Let it collapse, it will be the fault of Israel and the Americans."