'Secret' in the Bible

for no one in secret doth anything, and himself seeketh to be in public; if thou dost these things -- manifest thyself to the world;'

And when his brethren went up, then also he himself went up to the feast, not manifestly, but as in secret;

Jesus answered him, 'I spake freely to the world, I did always teach in a synagogue, and in the temple, where the Jews do always come together; and in secret I spake nothing;